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Keuffel and Esser
DescriptionPriceDate Bids

Prices of slide rules sold on ebay (the internet auction) in Oct-2007

"Keuffel & Esser Analon 681400 Slide Rule w/ C$685.0008-Oct-200714
ANTIQUE KEUFFEL & ESSER IVORY SLIDE RULE - PAT$635.8511-Oct-200714
ANTIQUE KEUFFEL & ESSER IVORY SLIDE RULE - PAT$635.5419-Oct-200717
"KEUFFEL & ESSER CO, NY 10"" SLIDE RULE w/ CAS$455.0014-Oct-20075
"K&E N4135 6"" slide rule" $245.4425-Oct-20077
"Large 20"" K&E Merchants' Slide Rule w/ Case $227.5021-Oct-20073
"22"" KEUFFEL+ESSER VECTOR SLIDE RULE #4083-5+$204.4920-Oct-200712
K&E LOG LOG DUPLEX DECITRIG 4081-5 1947 SLIDE $195.5010-Oct-200715
"K + E DECI-LON SLIDE RULE, No. 68 1100, IN OR$190.0029-Oct-200712
4 KEUFFEL & ESSER DRAFTING TOOLS SLIDE RULE PE$182.5023-Oct-200716
OLD KEUFFEL & ESSER K&E 4080-5 SLIDE RULE 22in$152.5007-Oct-200713
"Keuffel & Esser Decilon 681100 Slide Rule w/ $129.5010-Oct-200714
Keuffel & Esser Slide Rule (sliderule) w/leath$125.0023-Oct-20071
K & E Deci - Lon Slide Rule $121.8707-Oct-200720
Vintage K&E Slide Rule w/Case / Very Large Rul$116.2727-Oct-20077
KEUFFEL & ESSER DECI-LON SLIDE RULE 68 1100-CA$102.5022-Oct-20071
KEUFFEL ESSER K & E SLIDE RULE DECI-LON W/ CAS$102.5031-Oct-200715
Keuffel & Esser Slide Rule (sliderule) w/leath$100.0027-Oct-20071
RARE Mint 4093-3 Keuffel & Esser Co. NY Slide $96.5826-Oct-20071
Vintage K&E Deci-Lon Slide Rule Keuffel & Esse$90.9929-Oct-20079
DECI - LON 10 KEUFFEL & ESSER SLIDE RULE 68 10$89.0013-Oct-20078
Vintage KEUFFEL & ESSER Deci-Lon 68-1100 Slide$89.0014-Oct-200711
Vintage Keuffel & Esser Co.Slide Rule w/ Leath$88.2227-Oct-200710
Keuffel and Esser 68 1100 Deci-Lon slide rule-$88.0014-Oct-200715
Keuffel &Esser Deci-Lon 10 Slide Rule $88.0006-Oct-200717
Antique KEUFFEL & ESSER Elevation Difference S$87.8814-Oct-200710
K&E Deci -Lon 10 Slide Rule 68-1100 w/case 194$79.0021-Oct-200717
K & E SLIDE RULE WITH LEATHER CASE 10 DECI-LON$78.0007-Oct-20077
"Keuffel & Esser, Deci-Lon 68 1100, Slide Rule$78.0015-Oct-20074
"Keuffel & Esser Co. K S Slide Rule 20"" {68 1$78.0007-Oct-20079
Orig RCE Engineer Military Slide Rule K & E St$77.5123-Oct-20074
K&E Deci -Lon 10 Slide Rule 68-1100 w/case 194$76.5116-Oct-20071
KEUFFEL & ESSER DECI-LON 10 SLIDE RULE 68-1100$75.0016-Oct-200716
"K+E DECI-LON MODEL 68 1100 10"" SLIDE RULE+CA$75.0015-Oct-20071
"22 "" K&E 4080-5 SLIDE RULE W/ CASE" $71.0009-Oct-20075
Keuffel & Esser 68 1210 Slide Rule - In Origin$69.0014-Oct-20073
K & E Slide Rule Magnifier -- LARGE / Unusual!$68.0028-Oct-200710
K & E Slide Rule and Dietzgen Drafting Tools $65.0031-Oct-20078
1921 KEUFFEL & ESSER CATALOG BOOK TRANSITS SLI$64.7914-Oct-20077
K&E 1947 Log Log Duplex Decitrig Slide Rule 40$63.5217-Oct-20073
K&E 4181-3 Log Log Duplex Decitrig SLIDE RULE $61.6327-Oct-20076
Keufffel & Esser Co. Slide Ruler Mint w/Box Ma$56.9928-Oct-20073
Vintage 1944 K+E Instructors Slide Rule 7 ft l$56.0014-Oct-20077
Keuffel & Esser Slide Rule ... 4090-3 ..Excell$52.9921-Oct-20078
Vintage K&E Keuffel & Esser Slide Rule Box Boo$52.7729-Oct-200710
KEUFFEL ESSER 1947 SLIDE RULE & DIETZGEN BEAM $52.6706-Oct-20079
KEUFFEL & ESSER Vintage Slide Rule # 4181 with$52.0011-Oct-200711
Vintage K & E Slide Rule W/Pouch $51.0016-Oct-20079
Keuffel & Esser Vintage Slide Rule w/ Leather $50.0014-Oct-20071
"L4149 K & E #4081-3 LOG-LOG SLIDE RULE, CASE $50.0006-Oct-20076
K & E 68 1210 Log Log Duplex Decitrig Slide Ru$47.0024-Oct-20079
"VINTAGE KEUFFEL & ESSER SLIDE RULE W/CASE,BOX$47.0025-Oct-200711
K&E Slide Rule 4083-3S With Leather Case $46.7711-Oct-20075
Large 7 Foot Keuffel & Esser K&E 4053-3 Slide $46.3611-Oct-20079
K & E Pocket Slide Rule $43.9926-Oct-200713
Keuffel & Esser Slide Rule No 8858 1942 War Ti$43.2009-Oct-20072
K&E LEROY TEMPLATE PARAGON DIVIDERS POST SLIDE$43.1911-Oct-20077
K&E 1947 LOG LOG DUPLEX DECITRIG Slide Rule 40$43.0007-Oct-20074
"K&E 4181 6"" slide rule" $42.9924-Oct-20076
K&E LOG LOG DUPLEX DECITRIG SLIDE RULE W/MANUA$42.9921-Oct-20076
VINTAGE KEUFFEL & ESSER NO.4088-3 SLIDE RULE &$42.8914-Oct-20074
1947 KEUFFEL & ESSER CO SLIDE RULE LEATHER CAS$41.0021-Oct-20076
VINTAGE SLIDE RULE K&E ACCESSORY MAGINIFIER+IN$39.9208-Oct-200710
US MILITARY SLIDE RULE W/ LEATHER CASE KEUFFEL$39.8915-Oct-20073
"1949 K E SLIDE RULE # 4181-3 CASE, BOX, AND M$39.0014-Oct-20071
"K&E N4080-3S LOG DUPLEX TRIG SLIDE RULE,LEATH$38.5015-Oct-200719
"1947 Keuffel & Esser Decitrig Slide Rule-K-E-$37.9920-Oct-20076
Vintage Keuffel & Esser N4081-5 Slide Rule W/C$37.8922-Oct-20078
Vintage Slide Rule Keuffel & Esser w/Case Box $36.6018-Oct-20073
K&E LOG LOG DUPLEX DECITRIG 1950S SLIDE RULE M$36.0028-Oct-20075
"K&E N4081-3 Log Log Decitrig Slide Rule, Case$36.0018-Oct-20074
K+E SLIDE RULE LOG LOG DUPLEX DECITRIG 1947 40$35.0014-Oct-20076
FINE K & E? Slide Rule Case -- OVERSIZED For M$34.9928-Oct-20076
1955 K&E Slide Rule Hardback Instruction Manua$32.9917-Oct-20078
K+E Keuffel & Esser Deci-lon Decilon slide rul$32.9821-Oct-20078
Vint K & E N4081-3 Log Log Duplex Decitrig Sli$32.3109-Oct-20073
VINTAGE KEUFFEL & ESSER SLIDE RULE # 4181-1 wi$32.0022-Oct-200710
LOT of 5 VINTAGE SLIDE RULES + Extras ~ K & E $32.0007-Oct-20078
Keuffel & Esser 4053-5 20-inch Slide Rule need$31.0013-Oct-20077
Vintage 1947 Keuffel Esser Co Slide Rule w Pou$31.0023-Oct-20077
"1947 Keuffel & Esser Decitrig Slide Rule-K-E-$31.0018-Oct-20075
Vintage Keuffel & Esser Slide Rule In Case $31.0010-Oct-20079
Vintage 7 Inch Slide Rule by Keuffel & Esser $30.9928-Oct-200712
"VINTAGE K&E 6"" SLIDE RULE (SLIP STICK)" $30.7810-Oct-20077
K&E 4081-3 slide rule $30.0023-Oct-20071
Keuffel & Esser Model 4083-3 Slide Rule & Case$30.0017-Oct-20076
Keuffel & Esser Slide Rule No. 68 2081 w/ Orig$29.0009-Oct-20075
Vintage K & E SLIDE RULE 4181-3 w/ LEATHER CAS$29.0019-Oct-20074
VINTAGE KEUFFEL & ESSER SLIDE RULE MAGNIFIER 4$27.9908-Oct-20076
KEUFFEL AND ESSER 4181-1 SLIDE RULE AND CASE $27.5328-Oct-20076
"Slide rule, Keuffel and Esser - 21 inch" $27.5014-Oct-20077
Keuffel & Esser Slide Rule & Case Model # 68 1$26.7730-Oct-20077
Keuffel and Esser Slide Rule MIB N4081-3 $26.0015-Oct-200711
KEUFFEL & ESSER 4081-3 Log Duplex Decitrig Sli$26.0006-Oct-20074
1962 K & E slide rule manual book DECI-LON w i$26.0023-Oct-20072
Keuffel & Esser slide rule ruler 4080-3 w/orig$26.0023-Oct-20077
K&E Keuffel & Esser Co. Slide Rule 4092-3 w/Ma$26.0013-Oct-20074
Keuffel and Esser Slide Rule ...... 4081-3 $26.0029-Oct-20074
Lot Vintage Slide Rule Books K & E log log dup$26.0015-Oct-20076
K&E KEUFFEL SLIDE RULE DECI-LON MANUAL HC BOOK$25.4928-Oct-20075
Keuffel & Esser Slide Rule $25.0009-Oct-20071
Slide Rule Lot= 14 K&E Parisian Dietzgen Sun H$24.9910-Oct-20071
"Keuffel & Esser Catalog, 1936: Slide Rules, T$24.7426-Oct-20076
Keuffel & Esser slide rule $23.7623-Oct-200710
Keuffel & Esser K&E Slide Rule with Leather Ca$23.5029-Oct-20077
Keuffel & Esser Co. Vintage Slide Rule #N4053-$23.0028-Oct-20071
Keuffel & Esser Co 4083-3 slide ruler & books $22.5414-Oct-20075
"Antique ""K & E"" Slide Rule with Leather Cas$22.5014-Oct-20074
1947 Vintage Keuffel & Esser N4081-3 SLIDE RUL$22.5023-Oct-200711
K & E Slide Rule Model 4071-3.NR. $22.4929-Oct-20074
KEUFFEL & ESSER Slide Rule 4080-3 K&E W/Leathe$22.2721-Oct-20075
Slide Rule -Kueffel & Esser Co. N.Y. $22.2729-Oct-20072
KEUFFEL & ESSER K & E SLIDE RULE 4083-3 W/CASE$21.7128-Oct-20074
K & E Log Log Duplex Decitrig 4081-3 Slide Rul$20.5012-Oct-20071
VINTAGE KEUFFEL & ESSER WOOD SLIDE RULE W/CASE$20.5024-Oct-20074
Keuffel & Esser Co. K S Slide Rule 4181-3 Nice$20.4007-Oct-20075
Vintage Keuffel & Esser Slide Rule + B.K. Elli$20.0028-Oct-20071
Nice Vintage Keuffel & Esser Slide Rule in Lea$20.0006-Oct-200711
2 KEUFFEL & ESSER SLIDE RULE 4058W BEGINNER'S $20.0031-Oct-20071
KEUFFEL & ESSER SLIDE RULE No 68 1251 w/ ORIGI$19.9915-Oct-20071
"Keuffek & Esser Co, Slide Rule with hard case$19.9927-Oct-20071
1947 Keuffel & Esser Slide Rule &Case Eddie Eh$19.9517-Oct-20071
K&E Slide Rule with Instruction Book $19.8920-Oct-20075
K&E 4081-3 LOG DUPLEX DECITRIG SLIDE RULE W/CA$18.6007-Oct-20073
ANTIQUE KEUFFEL & ESSER 4058C SLIDE RULE BOX &$18.5020-Oct-20075
"K+E KEUFFEL & ESSER 4081-3 SLIDE RULE, INST &$17.9921-Oct-20071
Vintage KEUFFEL & ESSER K & E 4161-1 Slide RUL$17.5017-Oct-20075
1947 KEUFFLER & ESSER SLIDE RULE WITH CASE. FI$17.5014-Oct-20073
RARE K & and E Keuffel Esser Slide Rule + Pick$17.1722-Oct-20072
K&E #4161-3 student slide rule $17.0229-Oct-20073
"Keuffel & Esser Slide Rules Book, Deci-Lon 19$16.9928-Oct-20071
K & E Slide Rules- Deci-lon: An Instruction Ma$16.6317-Oct-20079
KEUFFEL & ESSER DORIC 68155 SHORT SLIDE RULE W$16.5024-Oct-20075
Vintage Desk Size Slide Rule Keuffel & Esser $16.5025-Oct-20077
RARE VINTAGE ESTATE KEUFFEL & ESSER SLIDE RULE$16.5015-Oct-20074
Early 20th Century Keuffel and Esser 4092 slid$16.5014-Oct-20074
Keuffel Esser 4081-3 Log Log Duplex Decitrig s$15.6121-Oct-20074
K&E 1210 Log Log Duplex Decitrig SLIDE RULE gr$15.6022-Oct-20071
"1931 Instruction booklet SLIDE RULES, Keuffel$15.5029-Oct-20073
1947 K & E Keuffel & Esser SLIDE RULE w/Case N$15.5018-Oct-20074
KEUFFEL & ESSER DORIC POLYPHASE DUPLEX POCKET $15.5029-Oct-20072
1950 K & E Keuffel & Esser Slide Rule Model #4$15.5020-Oct-20075
Keuffer & Esser K & E SLIDE RULE 4083-3 + Case$15.5007-Oct-20072
1947 Vintage Keuffel & Esser N4081-3 Slide Rul$15.5006-Oct-20078
"Slide Rule: Keuffel & Esser, NY With Leather $15.5012-Oct-20079
"KEUFFEL & ESSER 12"" SLIDE RULE #4070-3" $15.5009-Oct-20076
Keuffel & Esser GP 12 Slide Rule c1964 K E $15.2526-Oct-20073
Keuffel & Esser 4181-3 Slide Rule w/ Case~1947$15.0022-Oct-20076
1900 Keuffel & Esser Co Slide Rule PolyPhase W$15.0014-Oct-20073
K&E Keuffel & Esser SLIDE RULE 4081-3 with Cas$15.0025-Oct-20074
Keuffel & Esser K&E 4081 Log Duplex Decitrig s$14.9908-Oct-20071
Keuffel & Esser Slide Rule Mannheim Ivory 1900$14.9924-Oct-20071
Vintage Slide Rule Keuffel & Esser leather cas$14.5021-Oct-20072
OLD KEUFFEL & ESSER CO 4058 WOOD STUDENT SLIDE$14.5021-Oct-20072
Enamel Kueffel & Esser Slide Rule Kinney Co Ti$14.3921-Oct-20072
K&E Slide Rule w/leather case $14.0122-Oct-20073
"Vintage Keuffel & Esser 4071 Slide Rule, Case$13.9912-Oct-20071
VINTAGE KEUFFEL & ESSER 4080-3 SLIDE RULE-LEAT$13.9929-Oct-20071
'55 K&E Slide Rule Manual 126-Pages Log Duplex$13.5024-Oct-20074
LOT 3 VINTAGE SLIDE RULES POST SUN HEMMI KEUFF$13.4914-Oct-20077
K&E 4070-3 SLIDE RULE / with case $13.2722-Oct-20072
VINTAGE KEUFFEL & ESSER NO.4081-3 SLIDE RULE &$12.9914-Oct-20071
Keuffel & Esser Drafting Set W795 1/2 & Slide $12.7426-Oct-20072
UNUSUAL KEUFFEL & ESSER SLIDE RULE K&E ENGINEE$12.5028-Oct-20072
Vintage K & E Slide Rule w/ Case - Model 9068 $12.5021-Oct-20074
Vintage K&E Slide Rule with Case $12.5021-Oct-20073
Keuffel & Esser Co. Slide Ruler w/ Leather Cas$12.5025-Oct-20075
K&E 68 1617 Slide Rule w/conversion factors $12.5023-Oct-20073
LOT OF 5 KUEFFEL & ESSER SLIDE RULE AND SCALES$12.5022-Oct-20075
Keuffel and Essler 4088-3 10 Duplex Slide Rule$12.0009-Oct-20074
VINTAGE KEUFFEL & ESSER WOODEN 4054 SLIDE RULE$11.5013-Oct-20077
MIB Keuffel & Esser Ever There Slide Rule 4097$11.5022-Oct-20072
Vintage 1939 Keuffel & Esser Slide Rule w/ lea$11.0607-Oct-20072
ELECTRONICS~SLIDE RULER~KEUFFEL&ESSER~VERN W M$10.7509-Oct-20075
Slide Rule K & E Log Log Duplex Decitrig 68-12$10.6307-Oct-20072
Vintage KEUFFEL & ESSER Slide Rule K&E 4139 Co$10.6023-Oct-20074
KEUFFEL AND ESSER SLIDE RULE W/BOX NICE $10.5118-Oct-20072
Very Old Keuffel & Esser Co. Slide Rule. W/ Lt$10.5014-Oct-20077
Vintage Keuffel & Esser Slide Rule with Case &$10.5017-Oct-20072
VINTAGE KEUFFEL AND ESSER NO.4081 SLIDE RULE A$10.4924-Oct-20072
K & E SLIDE RULE MANUAL LOG & JET LOG DUPLEX D$10.4909-Oct-20072
Antique Kueffel & Esser Slide Rule with leathe$10.0013-Oct-20071
K & E Polyphase Duplex Decitrig Slide Rule & M$10.0018-Oct-20071
KEUFFEL & ESSER DORIC POLYPHASE DUPLEX POCKET $10.0029-Oct-20071
Keuffel & Esser N4058W Beginner's Slide Rule w$10.0010-Oct-20073
K & E 4081-3 Log Log Duplex Decitrig SLIDE RUL$9.9928-Oct-20071
Vintage K&E Slide Rule Keuffel & Esser Co. $9.9929-Oct-20071
VINTAGE KEUFFEL & ESSER SLIDE RULE $9.9911-Oct-20071
KEUFFEL & ESSER SLIDE RULE 1900 USS RHODE ISLA$9.9914-Oct-20071
K&E LOG LOG DUPLEX DECITRIG 4081-3 1947 SLIDE $9.9921-Oct-20071
Vintage 1939 K&E Cooke Radio Slide Rule 4139 w$9.9906-Oct-20071
Vintage K & E Log Log Dup Decit N4081-3 Slide $9.9922-Oct-20071
2 VINTAGE SLIDE RULERS - KEUFFEL & ESSER CO $9.9921-Oct-20071
Early 20th Century Keuffel and Esser 4054 slid$9.9914-Oct-20071
1928 KEUFFEL & ESSER BEGINNER'S SLIDE RULE 405$9.9907-Oct-20071
Vintage Keuffel Esser 1376T 23 Slide Rule $9.9927-Oct-20071
K&E LOG LOG DUPLEX DECITRIG SLIDE RULE MANUAL $9.9927-Oct-20071
Keuffel & Esser K E Slide Rule Leather Case $9.9907-Oct-20071
K&E KEUFFEL ESSER Sterling SLIDE RULE LOT Curv$9.9928-Oct-20071
KEUFFEL & ESSER 4055 SLIDE RULE WITH CASE $9.9927-Oct-20071
1947 K&E Slide Rule - Log Log Duplex Decitrig $9.9907-Oct-20071
VINTAGE KEUFFEL & ESSER WOOD SLIDE RULE W/CASE$9.9918-Oct-20071
K & E 68 1210 Log Log Duplex Decitrig Slide Ru$9.9918-Oct-20072
K E KEUFFEL & ESSER 4081-35 SLIDE RULE enginee$9.9931-Oct-20071
VINTAGE K&E SLIDE RULE - LOG LOG DUPLEX DECITR$9.9929-Oct-20071
Vintage 1940's Keuffel & Esser Slide Rule N405$9.9914-Oct-20075
K & E Log Log Duplex Decitrig 4081 Slide Rule $9.9514-Oct-20071
1938 K & E Mannheim Slide Rule Manual 4031S 40$9.9529-Oct-20071
Vintage Keuffel& Esser Co. NY slide rule case $9.9516-Oct-20071
KEUFFEL & ESSER SLIDE RULE 4181-3 in GREEN CAS$9.9521-Oct-20071
VINTAGE K & E SLIDE RULE N4081-3 LOG TOOL WITH$9.7625-Oct-20073
KEUFFEL & ESSER Beginner Slide Rule 4058W w/Ca$9.5025-Oct-20071
1950s SLIDE RULE w. Case Kueffel & Esser Begin$9.5021-Oct-20071
Vintage Keuffel & Esser Slide Rule - 1940's - $9.3927-Oct-20073
K&E Keuffel Esser Drafting Slide Rule 41st Cat$9.0022-Oct-20072
Vintage K&E Slide Rule Manual Book Sliderule 4$7.9915-Oct-20074
K&E SLIDE RULES SELF INSTRUCTION MANUAL KEUFFE$7.5123-Oct-20074
K & E LOG LOG DUPLEX DECITRIG SLIDE RULE $6.9931-Oct-20071
"K & E slide rule manual, model N 4081/ 1947 p$6.9918-Oct-20071
1922 SLIDE RULE MANUAL Keuffel & Esser Brecken$6.9519-Oct-20071
"K & E Vintage Keuffel & Esser Co 6"" Slide Ru$6.7624-Oct-20072
"Vintage KEUFFEL & ESSER Slide Rule, 1964" $6.4923-Oct-20072
Post Slide Rule and Keuffel & Esser Scale Rule$6.4917-Oct-20072
K & E Polyphase Duplex Decitrig Slide Rule & M$6.4524-Oct-20072
Wood Slide Rule Keuffel & Esser #4035 Antique $6.3731-Oct-20072
Vintage K&E Slide Rule Blue Leather Case $6.3506-Oct-20072
Vintage Keuffel & Esser Slide Rule - Leather C$6.2531-Oct-20071
VINTAGE K & E LOG DUPLEX DECITRIG SLIDE RULE M$6.0017-Oct-20071
1947 Manual - K & E - LOG DUPLEX SLIDE RULE Mo$5.9925-Oct-20071
"6"" Vintage Slide Rule Keuffel & Esser with b$5.9521-Oct-20073
Keuffel & Esser Polyphase Duplex Slide Rule Ma$5.9510-Oct-20071
K&E SLIDE RULE MANUAL No.4081 KEUFFEL & ESSER $5.8518-Oct-20075
"Slide Rule: Keuffel & Esser, NY With Leather $5.7512-Oct-20074
ANTIQUE KEUFFEL & ESSER IVORY SLIDE RULE - PAT$5.5021-Oct-20072
Keuffel & Esser Polyphase Duplex Slide Rule Ma$5.2520-Oct-20073
1962 K & E Slide Ruler Instruction Manual 186 $5.2412-Oct-20072
"K&E 4181 6"" slide rule" $5.0018-Oct-20072
Keuffel & Esser Co. Slide Ruler $5.0012-Oct-20073
"2 wood slide rules for beginners, Keuffel & E$5.0028-Oct-20071
1952 No. 4161 Slide Rule Manual Book KEUFFEL &$4.9927-Oct-20071
"Manual ,Slide Rule LL Trig Duplex Keuffel & E$4.9909-Oct-20071
2 KEUFFEL & ESSER SLIDE RULE N4058W BEGINNER'S$4.9931-Oct-20071
KEUFFEL & ESSER SLIDE RULE LOG LOG DUPLEX DECI$4.9931-Oct-20071
Victorian Keuffel and Esser Beginner Slide Rul$4.9920-Oct-20071
1954 SLIDE RULE MANUAL K&E KEUFFEL POLYPHASE #$4.9929-Oct-20072
Vintage Slide Rule KEUFFEL & ESSER CO 198778 P$4.9907-Oct-20071
Vintage K&E Slide Rule w/ case - Model 4053-3 $4.2507-Oct-20075
K&E Log Log Dec + Dietzgen 1768P Maniphase Sli$4.0008-Oct-20071
1925 Polyphase Slide Rule Book - Keuffel & Ess$3.9927-Oct-20071
Keuffer & Esser Co. Polyphase Slide Rule w/Cas$3.9912-Oct-20071
Vintage K&E Slide Rule Manual Sliderule 4081 6$3.8229-Oct-20072
VINTAGE POLYPHASE SLIDE RULE MANUAL K + E 1954$3.0026-Oct-20071
Vintage Keuffel & Esser Slide Rule K-12 Prep $2.9917-Oct-20071
Vintage Beginner's Slide Rule 4058 W by Keuffe$2.9921-Oct-20071
US PATENT for K&E SLIDERULE 1913 slide rule Ke$2.9521-Oct-20071
US PATENT for K&E SLIDERULE 1913 slide rule Ke$2.9507-Oct-20071
US PATENT for K&E SLIDERULE 1913 slide rule Ke$2.9514-Oct-20071
Keuffel & Esser Co. Slide Ruler w/ Leather Cas$2.2525-Oct-20072
Keuffel & Esser Co. Slide Rule # N4053-3 with $2.2423-Oct-20072
Vintage Keuffel & Esser Beginner's Slide Rule $0.9931-Oct-20071
1927 K+E & 1959 Dietzgen SLIDE RULE MANUALS /v$0.9922-Oct-20071
"2 Nice OLD SLIDE RULE Books, K & E plus anoth$0.9925-Oct-20071
K & E Keuffel & Esser Co. Slide Rule model 681$0.9914-Oct-20071
Vintage K & E Slide Rule w/ Case - Model 4053-$0.9921-Oct-20071
US PATENT for K&E SLIDERULE 1913 slide rule Ke$0.9928-Oct-20071
Vintage Keuffel & Esser N4081-3 Slide Rule & C$0.9921-Oct-20071
KEUFFEL & ESSER CO. SLIDE RULE NO.4053 POLYPHA$0.9927-Oct-20071
K&E 4083-3 slide rule $35.0025-Oct-20070
K&E 4083-3 slide rule $30.0023-Oct-20070
Vintage K & E 4055 Favorite Slide Rule w/Origi$24.9909-Oct-20070
K&E KEUFFEL & ESSER #4081-3 BAMBOO SLIDE RULE $23.0017-Oct-20070
K&E 4083-3 slide rule $20.0029-Oct-20070
Vintage K&E Keuffel & Esser SLIDE RULE 4070-3 $19.9926-Oct-20070
"K+E KEUFFEL & ESSER 4081-3 SLIDE RULE, INST &$19.9908-Oct-20070
K&E KEUFFEL & ESSER #4081-3 BAMBOO SLIDE RULE $19.0025-Oct-20070
Vintage KEUFFEL & ESSER 4092-3 SLIDE RULE w/CA$17.5024-Oct-20070
"Keuffel & Esser Slide Rules Book, Deci-Lon 19$16.9915-Oct-20070
VINTAGE KEUFFEL & ESSER CO. FAVORITE SLIDE RUL$12.9916-Oct-20070
Keuffel & Esser Manual for Polyphase Slide Rul$9.9918-Oct-20070
VINTAGE K&E SLIDE RULE - LOG LOG DUPLEX DECITR$9.9914-Oct-20070
"KEUFFEL & ESSER SLIDE RULE W/ LEATHER CASE -1$9.9914-Oct-20070
Vintage K&E Slide Rule Manual Book Sliderule 4$9.9908-Oct-20070
K & E Log Log Duplex Trig Slide Rule booklet M$9.9914-Oct-20070
K & E Polyphase Duplex Slide Rule booklet 1922$9.9914-Oct-20070
Vintage Keuffel & Esser K&E Slide Rule #4080-3$9.9914-Oct-20070
"3 KEUFFEL & ESSER Slide Rules, PAT. JUNE 5,19$9.9921-Oct-20070
Lot of 2 Vintage Slide Rules Post K&E Occupied$9.9922-Oct-20070
K+E Log Log Duplex Trig Slide Rule 4080-3 $9.9922-Oct-20070
Vintage Keufflel & Esser Slide Rule $9.9922-Oct-20070
Vintage Keuffel Esser 1376T 23 Slide Rule $9.9923-Oct-20070
K&E LOG LOG DUPLEX DECITRIG 4081 Slide Rule Ma$9.9907-Oct-20070
VINTAGE KEUFFEL & ESSER CO NY SLIDE RULER WITH$9.9925-Oct-20070
Keuffel & Esser Manual for Polyphase Slide Rul$9.9925-Oct-20070
1924 KEUFFEL & ESSER CO.USA POLYPHASE DUPLEX S$9.9907-Oct-20070
VINTAGE K & E SLIDE RULE N4081-3 LOG TOOL WITH$9.9918-Oct-20070
KEUFFEL & ESSER CO. N.Y. BEGINNERS SLIDE RULE $9.9928-Oct-20070
UNUSUAL KEUFFEL & ESSER SLIDE RULE K&E ENGINEE$9.9928-Oct-20070
KEUFFEL & ESSER Co. POLYPHASE SLIDE RULE 1900 $9.9918-Oct-20070
K+E Log Log Duplex Trig Slide Rule 4080-3 $9.9928-Oct-20070
Lot of 2 Vintage Slide Rules Post K&E Occupied$9.9918-Oct-20070
Vintage Keuffel & Esser Slide Rule 4054 w Case$9.9918-Oct-20070
Early K & E 4053-3 Slide Rule w/case $9.9908-Oct-20070
Vintage Keufflel & Esser Slide Rule $9.9912-Oct-20070
Vintage K & E Log Log Dup Decit N4081-3 Slide $9.9918-Oct-20070
Antique 1900's K&E Co #89169 Slide Rule Made i$9.9931-Oct-20070
K & E Log Log Duplex Trig Slide Rule Manual #4$9.9507-Oct-20070
1938 K & E Mannheim Slide Rule Manual 4031S 40$9.9507-Oct-20070
K&E 4053-3 Adjustable Polyphase Mannhem Slide $9.9509-Oct-20070
Keuffel & Esser Co. #4055 Slide Rule W/Box Pat$9.9507-Oct-20070
Keuffel & Esser Slide Rule with Case 223 $9.9511-Oct-20070
Keuffel & Esser Co. #4055 Slide Rule W/Box Pat$9.9529-Oct-20070
K & E Log Log Duplex Trig Slide Rule Manual #4$9.9529-Oct-20070
"Slide Rule, Keuffel & Esser Co.,Orig. Leather$9.9509-Oct-20070
K&E 4081-3 Log Log Duplex Decitirg Slide Rule $9.9023-Oct-20070
VINTAGE 1920'S? KEUFFEL & ESSER CO. SLIDE RULE$9.7411-Oct-20070
1950s SLIDE RULE w. Case Kueffel & Esser Begin$9.5013-Oct-20070
OLD K&E KEUFFEL ESSER 1900 1908 SLIDE RULE MOD$9.0021-Oct-20070
VINTAGE KEUFFEL & ESSER WOODEN BEGINNERS SLIDE$9.0007-Oct-20070
K&E KEUFFEL ESSER 1900 1908 RARE SLIDE RULE CA$9.0010-Oct-20070
OLD K&E KEUFFEL ESSER LOG SLIDE RULE 4083-3 02$9.0018-Oct-20070
K & E #4058W Beginners Slide Rule and Case $8.9910-Oct-20070
Vintage Keuffel & Esser Wooden Beginners Slide$8.9920-Oct-20070
"KEUFFEL & ESSER SLIDE RULE W/ LEATHER CASE -1$7.9922-Oct-20070
Vintage Pocket Slide Rule K&E Keuffel & Esser $7.9907-Oct-20070
SLIDE RULE - K & E - #N4041 $7.9518-Oct-20070
SLIDE RULE - K & E - #N4041 $7.9522-Oct-20070
KEUFFEL & ESSER CO SLIDE RULE IN LEATHER CASE $7.5018-Oct-20070
Beginners Slide Rule 4058W-Keuffel & Esser Co.$6.9909-Oct-20070
4 SLIDE RULE BOOKS SMOLEY'S K&E PARKER LOGARIT$6.9913-Oct-20070
Vintage 1943 K&E Log Log Duplex Decitrig Slide$6.9908-Oct-20070
2 Slide Rules Keuffel Ebber N4058W + Sterling $6.0027-Oct-20070
Vintage K & E Beginners Slide Rule # 4058 W - $5.9926-Oct-20070
K & E Slide Rule Manual Log Log Duplex Decitri$5.9918-Oct-20070
Vintage 1961 Keuffel & Esser Co. Slide Rule $5.9930-Oct-20070
1939 K&E Slide Rule #4071 MANUAL Keuffel & Ess$5.0017-Oct-20070
1891 Keuffel & Esser Slide Rule Catalogue #s 4$5.0021-Oct-20070
KEUFFEL & ESSER SLIDE RULE LOG DECITRIG Antiqu$5.0007-Oct-20070
ORIGINAL 1924 K & E POLYPHASE DUPLEX SLIDE RUL$4.9928-Oct-20070
KEUFFEL AND ESSER CO. NY. SLIDERULE VINTAGE $4.9928-Oct-20070
1944 Polyphase Slide Rule Booklet-Keuffel & Es$4.9915-Oct-20070
VINTAGE POLYPHASE SLIDE RULE MANUAL K + E 1954$3.0021-Oct-20070
1955 SLIDE RULE MANUAL KEUFFEL & ESSER K & E 4$2.9931-Oct-20070
K&E SLIDE RULE MANUAL POLYPHASE #682063 1954 L$2.9919-Oct-20070
SLIDE RULE #4083 SUPPLEMENTARY MANUAL K&E $1.9927-Oct-20070
Ruler slide rule keuffel & Esser co ny antique$0.9923-Oct-20070
KEUFFEL & ESSER CO. SLIDE RULE NO.4081LOG LOG $0.9927-Oct-20070
1925 KEUFFEL&ESSER CO Polyphase Slide Rule MAN$0.9906-Oct-20070