Slide Rules HOME page PRICES < SITE MAP >
Keuffel and Esser
DescriptionPriceDate Bids

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

KEUFFEL & ESSER Co. DUPLEX SLIDE RULE 1891 Exc$698.9208-Sep-200712
K+E DECI-LON 5 Pocket Slide Rule 6801130 w/cas$465.0023-Sep-200719
KURTZ Psychrometric Slide Rule K&E Co.w/Case &$338.9911-Sep-200713
"KEUFFEL & ESSER SLIDE RULE LOGLOGDECITRIG NO.$250.0020-Sep-20071
"K&E Keuffel & Esser 10"" Deci-Lon Slide Rule $202.4911-Sep-200726
VINTAGE KEUFFEL & ESSER DECITRIG ENGINEER'S SL$185.5005-Sep-20078
Keuffel Esser Deci-Lon Slide Rule 68 1100 NEW $182.5012-Sep-200715
Deci-Lon 10 Slide Rule 68-1100 K E Keuffel & E$159.5023-Sep-200715
K & E DECI-LON SLIDE RULE WITH LEATHER CASE VI$157.0019-Sep-200713
Vintage KEUFFEL & ESSER 68-1100 SLIDE RULE Dec$155.0210-Sep-200711
K+E.Keffeul & Esser Slide Rule 68-1210. NEW In$139.5002-Sep-200710
K&E Deci-Lon 10 Slide Rule 68-1100 & Tan Leath$129.5010-Sep-20071
K+E Classic Slide Rule 4083-3 Log Log Duplex V$117.5020-Sep-200710
"K&E DECI-LON 10"" SLIDE RULE and LEATHER CASE$113.5013-Sep-200713
K&E SLIDE RULE model 4081-3 MINT NR $112.5016-Sep-200712
"K&E Celanese Celcon GREEN Slide Rule RARE w/C$104.4903-Sep-20078
Vintage K & E Keuffel & Esser 4181-1 Slide Rul$100.0007-Sep-20071
"Keuffel & Esser Slide Rule 22"" Pat. 1900 Vin$98.0023-Sep-20079
LOT Drafting supplies K & E Paragon Rulers Sli$97.9909-Sep-20079
K&E DECI-LON SLIDE RULE W/ LEATHER CASE--NICE-$88.0023-Sep-200711
"K + E Slide Rule 4081-3 with Case, Box and Pa$81.0004-Sep-20078
Vintage Slide Rule KEUFFEL ESSER N4092-5 & Lea$77.7723-Sep-200710
1947 Vintage Keuffel & Esser N4081-3 Slide Rul$70.4009-Sep-200715
Vintage Keuffel Esser Deci-Lon Slide Rule 68 1$70.0018-Sep-200713
"Keuffel & Esser Slide Rule,Leather Case & Ori$66.6608-Sep-20074
Keuffel & Esser Slide rule K & E model 627982 $61.0018-Sep-200713
"Vintage Tools Waltax Cam,K&E Leroy Lettering,$56.5507-Sep-20079
KUEFFEL & ESSER 4053-5 20 INCH SLIDE RULE LEAT$54.5421-Sep-20073
"K & E Deci-lon Slide Rule, Vintage 1947,1961 $54.0013-Sep-20079
VINTAGE K&E 4191-3 SLIDE RULE NEW IN BOX PAPER$54.0009-Sep-200711
Lot Slide Rule Calculator Starrett K&E 4181-1 $52.9904-Sep-200713
K&E MANUAL/THE MANNHEIM & DUPLEX SLIDE RULES/c$52.0009-Sep-20077
K&E SLIDE RULE COPYWRIGHT 1955 COMPLETE 4081-3$51.0022-Sep-20079
"K+E Slide Rule in Leather Case PN#2,086,502 S$50.5806-Sep-20077
Slide Rule Slidedisk Emil Tröger Circular Slid$49.0001-Sep-20071
Vintage K & E Keuffel & Esser Slide Rule Leath$45.0006-Sep-20071
rare 1905 Keuffel Esser 'Student's' Slide Rule$45.0002-Sep-20073
SLIDE RULE K&E Log Log Duplex Decitrig No68 12$44.0009-Sep-20071
"Vintage Keuffel & Esser, K&E, N4053-5, 20"" S$44.0016-Sep-200711
VINTAGE SLIDE RULE WITH CASE KEUFFEL & ESSER $42.0109-Sep-200714
VINTAGE KEUFFEL & ESSER SLIDE RULE 4092-3 CASE$41.0008-Sep-20075
Big Slide Rule Slidedisk Emil Tröger Circular $40.1008-Sep-20072
VINTAGE KEUFFEL & ESSER K&E 4092-3 SLIDE RULE $38.0021-Sep-200711
3 VINTAGE Keuffel & Esser SLIDE RULES & CASES $37.0012-Sep-200711
K & E KEUFFEL ESSER SLIDE RULE 4081-3 W/CASE 1$37.0023-Sep-20073
K&E KUEFFEL & ESSER 4081-3 LOG LOG DECITRIG SL$37.0021-Sep-200710
Vintage K & E Slide Rule - Log Log Duplex Deci$37.0008-Sep-20077
Old K&E Keuffel Esser Slide Rule 68 1775 Merch$36.0016-Sep-20073
K & E Pocket Slide Rule 4181-1 Keuffel & Esser$36.0011-Sep-200710
Vintage Keuffel & Esser K&E Slide Rule N4041 $35.0015-Sep-20074
Keuffel & Esser K&E Slide Rule 4181-1 $33.0008-Sep-20077
VINTAGE KEUFFEL & ESSER SLIDE RULE 4092-3 CASE$32.0023-Sep-20074
K & E SLIDE RULE/ 4081-3/ WITH CASE/ TAKE A LO$32.0011-Sep-20079
K & E KEUFFEL ESSER SLIDE RULE 68-1210 W/CASE $31.9915-Sep-20072
Keuffel & Esser K&E Slide Rule 4181-1 clean wi$31.0002-Sep-20073
Keuffel & Esser 4081-3 Slide Rule Vintage W/Gr$31.0023-Sep-20073
VINTAGE 1920's SLIDE RULE KEUFFEL & ESSER CO. $31.0023-Sep-20075
"Keuffel & Esser Co. 4181-1 Slide Rule, Case, $31.0010-Sep-200711
K & E Slide Ruler w/Genuine Leather Case - Exc$30.0014-Sep-20071
KEUFFEL AND ESSER SLIDE RULE AND LEATHER CASE $30.0021-Sep-20071
KEUFFEL AND ESSER SLIDE RULE AND LEATHER CASE $30.0021-Sep-20071
Vintage K&E Slide Rule N4081-3 $29.9504-Sep-20071
KEUFFEL AND ESSER PAT 1900 SLIDE RULE AND CASE$28.0021-Sep-20072
Large lot Drafting Templates + / K & E Slide R$27.8723-Sep-20073
1900 KEUFFEL & ESSER TERRY STEAM TURBINE CO SL$27.0015-Sep-20073
Vintage K&E Keuffel & Esser Slide Rule Slideru$27.0023-Sep-20075
Keuffel & Esser K&E 4181-1 slide rule with lea$26.7710-Sep-20076
K+E Keuffel & Esser Co. NO. 68 1256 Slide Rule$26.5212-Sep-20072
Keuffel & Esser Pocket Slide Rule 4181-C w/Cas$26.5004-Sep-20077
VINTAGE KEUFFEL ESSER SMALL SLIDE RULE $26.0116-Sep-20072
Vintage K & E Slide Rule - Log Log Duplex Deci$26.0105-Sep-20072
Keuffel & Esser Merchant's Slide Rule 4095 + m$26.0016-Sep-20076
"Keuffel & Esser (K&E) 4088-5 Slide Rule c1930$25.4911-Sep-20075
Slide Rule K & E Log Log Duplex Decitrig N4081$25.4915-Sep-20075
VINTAGE 1962 K&E SLIDE RULE BOOK INSTRUCTION M$25.4919-Sep-20074
PHILIP ROGERS 1947 KEUFFEL & ESSER SLIDE RULE $25.0021-Sep-20071
VINTAGE K&E KEUFFEL & ESSER POCKET SLIDE RULE $24.9902-Sep-20071
Keuffel & Esser Co. K & E Slide Rule 4081-3 ~1$24.9523-Sep-20071
VINTAGE KUEFFEL ESSER POLYPHASE SLIDE RULE W/ $24.0615-Sep-20073
1947 K & E Keuffel Esser Slide Rule 4081-3 w/C$23.0016-Sep-20078
Vintage K&E KEUFFEL ESSER SLIDE RULE # 4054 CA$22.4805-Sep-20073
Two vintage K&E slide rules with manuals $22.4813-Sep-20073
3pcs. ~ OLD ~ SLIDE RULES ~ KEUFFEL & ESSER $22.2807-Sep-20077
"TWO (2) SLIDE RULES. MADE BY ""JASON, AND K&E$22.0123-Sep-20073
Keuffel & Esser Deci-Lon K+E Slide Rule + Case$22.0013-Sep-20072
Keuffel & Esser 4092-3 Slide Rule with Leather$21.7508-Sep-20076
1947 Keuffel & Esser 4081-3 Slide Rule and Lea$21.5601-Sep-20072
K & E SLIDE RULE W/LEATHER CASE DECITRIG BOOK $21.5010-Sep-20077
K & E Slide Rule Log Log Duplex Vector 4083 -3$20.6505-Sep-20073
Keuffel & Esser Model 4081-3 Slide Rule Vintag$20.5013-Sep-20076
"Slide rule, 1947 Keuffel & Esser model N4080-$20.5013-Sep-200711
Keuffel & Esser K&E 4080-3 slide rule w/ box a$20.5010-Sep-20072
KEUFFEL & ESSER K& E SLIDE RULE 4054 W/ CASE $20.5011-Sep-20073
"OLD 20"" K&E KEUFFEL ESSER SLIDE RULE HARD LE$20.0013-Sep-20071
Vintage K&E 4081-3S Slide Rule and Leather Cas$19.9917-Sep-20071
"3 Vintage Keuffel & Esser , kockums malmo Sli$19.0009-Sep-20071
"Antique Slide Rule Pre-!940 Keuffel & Esser C$18.5022-Sep-20071
1947 KEUFFEL ESSER IVORY SLIDE RULE & INST BOO$18.5022-Sep-20073
Lot of 5 Slide Rule Post 1452T K&E Box $18.0015-Sep-200710
2 VINTAGE SLIDE RULE K E ACU MATH 600 W LEATHE$18.0006-Sep-20076
Vintage KEUFFEL ESSER Slide Rule 4081-3 w/case$17.6119-Sep-20074
K&E Log Duplex Slide Rule 4081-3 + Box & Leath$17.0117-Sep-20074
Vintage Keuffel & Esser Slide Rule 4181-3 $17.0011-Sep-20074
Vintage Keuffel & Esser Co. #4041 Mannheim Sli$16.9918-Sep-20071
"Keuffel & Esser Co K&E Slide Rule w Box, Pouc$16.5016-Sep-20072
Vintage K & E 4081-3 Slide Rule Keuffel & Esse$16.2118-Sep-20073
1937 Vintage K & E Ever-There Slide Rule No.40$16.0501-Sep-20072
Keuffel & Esser Co Slide Rule in Case Nice Pie$16.0005-Sep-20074
K & E SLIDE RULE WITH LEATHER CASE N 4053-3 $16.0017-Sep-20072
UNUSUAL KEUFFEL & ESSER SLIDE RULE K&E ENGINEE$15.6111-Sep-20072
Antique 1908 K&E Keuffel&Esser SLIDE RULE 4088$15.5011-Sep-20075
K & E Log Log Duplex Vector Slide Rule 4083-3 $15.5004-Sep-20074
Like Brand New K & E 1947 Slide Rule #4081-3- $15.5016-Sep-20076
K+E Model #4081-3 slide rule w/case + extras $15.5014-Sep-20074
VINTAGE 1947 KEUFFEL & ESSER CO 4081-3 SLIDE R$15.5009-Sep-20073
2 Keuffel Esser Slide Rules Charvos Drafting S$15.5012-Sep-20073
VINTAGE KEUFFEL & ESSER K&E 4053-3 SLIDE RULE $15.5021-Sep-20077
KEUFFEL & ESSER SLIDE RULE 68-1251 w/Case $15.0004-Sep-20072
"K & E Slide Rule 4081-3, Manual Dated 1947" $14.9918-Sep-20071
Vintage K&E Slide Rule ~ <4053-3> $14.6106-Sep-20074
"1908 K&E Merchant's Slide Rule w/Case 4095-3 $14.5010-Sep-20075
Keuffel & Esser slide ruler w/ magnifier pat 1$13.4911-Sep-20074
K+E. Keffeul & Esser Slide Rule Doric Sliderul$13.0018-Sep-20073
VINTAGE KEUFFEL & ESSER BEGINNERS SLIDE RULE N$12.5002-Sep-20072
K&E 1947 Slide Rule Manual N4081 Decitrig & Su$12.5015-Sep-20072
2 Vintage Slide Rules Post and K & E $12.5011-Sep-20071
"Vintage Keuffel & Esser Co., Slide Rule, No. $12.5019-Sep-20072
Keuffel & Esser Mannheim Slide Rule Ruler Tool$12.5023-Sep-20073
"""VINTAGE KEUFFEL & ESSER SLIDE RULE PAT.JUNE$12.5001-Sep-20074
K&E 4080-3 Log Log Duplex Trig Slide Rule w/ C$12.5002-Sep-20072
"ABOUT ANTIQUE TOOLS Lawn Mowers, K & E Slide $12.0009-Sep-20072
KEUFFEL & ESSER K& E SLIDE RULE 4054 W/ CASE $11.9906-Sep-20071
SLIDE RULE TIE CLIP - TIE TACK ENGINEER SLIDE $11.5113-Sep-20077
K&E wood slide rule with reversable rule. $11.5010-Sep-20073
K&E #4083-3 Slide Rule plus Manuals $11.5018-Sep-20074
K&E 4080-3 Keuffel & Essier Co. Slide Ruler (S$11.0009-Sep-20076
K & E Slide Rule withSslip Case Keuffel & Esse$10.7504-Sep-20079
3 VINTAGE SLIDE RULES KEUFFEL ESSER STERLING P$10.5015-Sep-20074
Vintage K & E Slide Rule - W/C $10.5008-Sep-20073
K&E Keuffel Esser Old Vintage Slide Rule Free $10.5017-Sep-20072
~ 1942 ~ Nelson Cooke Radio K&E 4139 Slide Rul$10.4923-Sep-20073
Keuffel & Esser Log log slide rule 4083-3 K & $10.0805-Sep-20072
VINTAGE K&E DATED 1947 SLIDE RULE $9.9901-Sep-20071
K&E Keuffel & Esser Slide Rule 4054 Metal Rim $9.9919-Sep-20071
VINTAGE KEUFFEL & ESSER SLIDE RULE & CASE 4080$9.9917-Sep-20071
Vintage K&E Slide Rule 4091-3 563876 with case$9.9915-Sep-20071
VINTAGE KEUFFEL & ESSER K & L SLIDE RULE & LEA$9.9901-Sep-20071
"SLIDE RULE - KEUFFEL&ESSER CO., N.Y. - PAT'D-$9.9906-Sep-20071
1944 KEUFFEL & ESSER-POLYPHASE SLIDE RULE-DIEC$9.9909-Sep-20071
Vintage K&E Slide Rule ~ <4031> $9.9906-Sep-20071
Vintage K E Slide Rule # 41613 in Original Cas$9.9924-Sep-20072
Keuffel & Esser Beginners Slide Rule 4058 C W/$9.9916-Sep-20071
Vintage Keuffel & Esser 4071-13 EICS USN Slide$9.9922-Sep-20072
1922 KEUFFEL & ESSER 4092-3 SLIDE RULE LEATHER$9.9923-Sep-20071
"VINTAGE KUEFFEL ESSER CO. SLIDE RULE CASE 12.$9.9903-Sep-20071
Vintage K&E Slide Rule N4041 Pat Keuffel Esser$9.9921-Sep-20071
VINTAGE K & E POLYPHASE SLIDE RULE 4053-3 $9.9902-Sep-20071
The Mannheim Slide Rule 1891 Manual K&E Keuffe$9.9923-Sep-20071
Vintage Slide Ruler w Original Manual-Keuffel $9.9917-Sep-20071
"KEUFFEL & ESSER SLIDE RULE(4058W)W/CASE,BOX+I$9.9923-Sep-20071
Vintage K&E KEUFFEL ESSER SLIDE RULE # N4081-3$9.9905-Sep-20071
K & E KEUFFEL ESSER SLIDE RULE 4088-3 N4053-3 $9.9909-Sep-20071
VINTAGE KEUFFEL & ESSER K&E SLIDE RULE #4080-3$9.9906-Sep-20071
Vintage Keuffel & Esser Slide Rule $9.9909-Sep-20071
4 Slide Rules K & E Sterling Acu-Math and Diet$9.9520-Sep-20071
K & E Slide Rule w/Case Model 4058W Keuffel Es$9.9516-Sep-20071
K & E Slide Rule w/Manual Model 681892 Keuffel$9.9512-Sep-20071
"KEUFFEL & ESSER SLIDE RULE INDICATOR, Glass 6$9.5002-Sep-20073
Keuffel & Esser Mannheim Type Slide Rule-Origi$9.0009-Sep-20071
"Slide Rule (2) Keuffel & Esser 4080-3, and Po$9.0020-Sep-20073
Vintage Keuffel & Esser N4058W Beginners Slide$9.0014-Sep-20071
K&E Slide Rule w/Manual Model 681892 Keuffel &$8.9916-Sep-20071
Vintage K&E Slide Rule! L@@K!!! $8.9916-Sep-20071
VINTAGE SLIDE RULE K&E 1947 ENGINEERING DRAFTI$8.5124-Sep-20072
Keuffel & Esses Slide rule Model 4080-3 & Case$8.0019-Sep-20071
KEUFFEL & ESSER K& E SLIDE RULE 4181 W/ CASE 1$7.9908-Sep-20071
Keuffel & Esser K&E N4058W Beginners Slide Rul$7.9907-Sep-20072
Vintage Keuffel & Esser Slide Rule with Case $7.8823-Sep-20071
K&E KEUFFEL ESSER Co. NY. POCKET SLIDE RULE SL$7.5014-Sep-20072
1924 Keuffel & Esser slide rule 4092-3 $7.5008-Sep-20075
VINTAGE 1947 KEUFFEL & ESSER SLIDE RULE N4081-$7.5008-Sep-20072
1944 KEUFFEL & ESSER SLIDE RULE AD! $7.0012-Sep-20071
"VINTAGE KEUFFEL & ESSER WOODEN SLIDE RULE W.C$6.9923-Sep-20071
"KEUFFEL&ESSER CO.N.Y.SLIDE RULE,""POLYPHASE D$6.9910-Sep-20071
vintage Keuffel & Esser slide rule equivalents$6.9911-Sep-20071
Keuffel Esser Slide Rule Pat1900 N4053-3 $6.9514-Sep-20071
"Keuffel & Kessler 4092-3 25 cm Slide Rule, ci$6.9521-Sep-20071
VINTAGE KEUFFEL & ESSER CO. SLIDE RULE RULER $6.5522-Sep-20074
Keuffel & Esser Slide Rule Manual 4081 Decitri$6.0011-Sep-20073
Vintage Keuffel & Esser Co. Slide Rule And Cas$5.9917-Sep-20071
K & E DECITRIG SLIDE RULE/CASE CNC/MACHINIST T$5.9912-Sep-20073
Sterling Slide Rule by Keuffel & Esser Co. W/E$5.9912-Sep-20071
Old 1930s KEUFFEL & ESSER Duplex Polyphase Sli$5.5004-Sep-20074
Keuffel & Esser Co. New York Wood Slide Rule W$5.5021-Sep-20071
VINTAGE 1947 DORIC K & E CO SLIDE RULE WITH CA$5.5013-Sep-20076
KEUFFEL & ESSER SLIDERULE with LEATHER CASE $5.5010-Sep-20072
K&E SLIDE RULE / KEUFFEL&ESSER $5.5012-Sep-20072
VINTAGE K & E SLIDE RULE RULER and CASE 4055 $5.0001-Sep-20074
VINTAGE KEUFFEL & ESSER CO. N. Y. SLIDE RULE N$5.0004-Sep-20071
KEUFFEL & ESSER SLIDE RULE WITH CASE $5.0005-Sep-20071
Keuffel & Esser Slide Rule $5.0009-Sep-20071
K&E 4097 D 4097D 1937 Slide Rule with sleeve $5.0022-Sep-20071
K & E Slide Rule Manual Log Log Duplex Decitri$4.9910-Sep-20071
"early Keuffel & Esser 12.5"" SLIDE RULE k&e s$4.9904-Sep-20071
VINTAGE KEUFFEL & ESSER 4058W SLIDE RULE WITH $4.9923-Sep-20071
K&E SLIDE RULE MANUAL NO. 4081 LOG LOG DUPLEX $4.9916-Sep-20071
K & E Vintage Keuffel & Esser Wood Slide Rule $4.2513-Sep-20072
Keuffel & Esser 4081-3 Slide Rule With Case & $4.0019-Sep-20071
Vintage K&E Keuffel & Esser K-12 Prep Slide Ru$3.9922-Sep-20071
K&E vintage Slide Rule Log Log Digitrig Manual$3.9506-Sep-20072
K + E c1937 Keuffel & Esser N4053-3 Slide Rule$3.5804-Sep-20072
Old Keuffel & Esser Slide Rule 4081-3 Leather $3.5509-Sep-200710
Vintage Keuffel & Esser Slide Rule 4000-3 Pat.$3.3309-Sep-20073
Vintage Keuffel & Esser Co. Slide Rule & Case $3.2518-Sep-20072
Vintage Slide Rule Instruction Book Eng. Instr$3.1008-Sep-20071
-BOOK- SLIDE RULE K & E POLYPHASE DUPLEX #4071$3.0003-Sep-20071
KEUFFEL & ESSER K& E SLIDE RULE MANUAL LOG 408$2.9908-Sep-20071
US PATENT for K&E SLIDERULE 1913 slide rule Ke$2.9509-Sep-20071
US PATENT for K&E SLIDERULE 1913 slide rule Ke$2.9523-Sep-20071
US PATENT for K&E SLIDERULE 1913 slide rule Ke$2.9516-Sep-20071
US PATENT for K&E SLIDERULE 1913 slide rule Ke$2.9503-Sep-20071
K&E Log Log Duplex Decitrig 4081 slide rule MA$2.4001-Sep-20072
VINTAGE KEUFFEL & ESSER BEGINNERS SLIDE RULE #$0.9915-Sep-20071
"Keuffel & Esser Slide Rule # 4097C and 6"" Pa$34.9909-Sep-20070
Faber Castell SLIDE RULE + 5 books Kueffel ESS$19.9923-Sep-20070
"3 KEUFFEL & ESSER Slide Rules,PAT. JUNE 5,190$19.9902-Sep-20070
"Antique Slide Rule Pre-!940 Keuffel & Esser C$18.5019-Sep-20070
"Antique Slide Rule Pre-!940 Keuffel & Esser C$18.5016-Sep-20070
Vintage Keuffel & Esser Co. #4041 Mannheim Sli$16.9910-Sep-20070
K E KEUFFEL ESSER SLIDE RULE 4081-3 W/CASE 194$14.9904-Sep-20070
RARE K & and E Keuffel Esser Slide Rule + Pick$14.9918-Sep-20070
VINTAGE SLIDE RULE KEUFFEL & ESSER & CASE $14.9923-Sep-20070
Lot of 5 vintage Slide Rule Rules K&E Micornta$13.9520-Sep-20070
Early Keuffel & Esser Wood Slide Rule Leather $12.9911-Sep-20070
Early Keuffel & Esser Wood Slide Rule Leather $12.9918-Sep-20070
ANTIQUE VINTAGE SLIDE RULE K&E 1947 LOG DUPLEX$12.9917-Sep-20070
"Slide Rule, Kueffel & Esser Co" $10.0013-Sep-20070
Antique Kueffel & Esser Slide Rule with leathe$10.0023-Sep-20070
Vintage K&E Slide Rule 4091-3 563876 with case$9.9902-Sep-20070
old Tool Vintage 40s Keuffel & Esser N4053-3 S$9.9919-Sep-20070
KEUFFEL & ESSER CO SLIDE RULE IN LEATHER CASE $9.9920-Sep-20070
"1926 KEUFFEL & ESSER MANUAL, LOG LOG DUPLEX S$9.9914-Sep-20070
KEUFFEL & ESSER VINTAGE SLIDE RULE W/ MANUAL 1$9.9913-Sep-20070
Vintage K&E Slide Rule 4091-3 563876 with case$9.9909-Sep-20070
Vintage Keuffel & Esser - Beginner's Slide Rul$9.9906-Sep-20070
Antique K & E Slide Rule Keuffel & Esser Co 40$9.9922-Sep-20070
Vintage Keuffel & Esser - Beginner's Slide Rul$9.9916-Sep-20070
Vintage Keuffel & Esser Polyphase Slide Rule $9.9902-Sep-20070
"3 KEUFFEL & ESSER Slide Rules, PAT. JUNE 5,19$9.9923-Sep-20070
VINTAGE 1920's SLIDE RULE KEUFFEL & ESSER CO. $9.9902-Sep-20070
"2 VINTAGE SLIDE RULES KEUFFEL & ESSER, FREDER$9.9908-Sep-20070
Keuffel & Esser Mannheim Type Slide Rule-Origi$9.9901-Sep-20070
Keuffel & Esser Slide Rule Manual 4081 Decitri$9.9902-Sep-20070
Keuffel & Esser # N4058W Beginner's Slide Rule$9.9916-Sep-20070
KEUFFEL & ESSER CO. SLIDE RULE NO. 4080 with C$9.9910-Sep-20070
KEUFFEL & ESSER SLIDE RULE & CASE 4070-3 $9.9916-Sep-20070
Keuffel & Esser Vintage Slide Rule/ Engineerin$9.9917-Sep-20070
"Vintage K & E Slide Rule, Model 4054" $9.9508-Sep-20070
"Keuffel & Esser Co. NY Engineering Slide Rule$9.9522-Sep-20070
Slide Rules 1947 K&E Log Log Duplex--1960 Acum$9.9503-Sep-20070
Antique1900 Keuffel Esser 4053-3 Slide Rule $9.9507-Sep-20070
Vintage Keuffel & Esser Slide Rule with Case $9.8813-Sep-20070
Vintage Keuffel & Esser Slide Rule with Case $9.8806-Sep-20070
Vintage Keuffel & Esser Slide Rule & Leather C$9.0017-Sep-20070
Keuffel & Esser Slide Rule K and E engineer en$8.5016-Sep-20070
K&E Log Log Duplex Decitrig SLIDE RULE MANUAL $7.9907-Sep-20070
Keuffel & Esser N4058W Beginner's Slide Rule w$7.9519-Sep-20070
K & E Slide Rule Manual Log Log Duplex No 4081$7.8916-Sep-20070
Vintage Keuffel & Esser Slide Rule #N4053-3 W/$6.9909-Sep-20070
KEUFFLER and ESSER 4081-3 SLIDE RULER $6.9909-Sep-20070
Vintage Keuffel & Esser Slide Rule 681892 with$5.9913-Sep-20070
Vintage KEUFFEL ESSER CO. Slide Rule Patent 19$5.9922-Sep-20070
1945 K&E KEUFFEL & ESSER 4081 SLIDE RULE MANUA$5.2520-Sep-20070
KEUFFEL & ESSER CO. SLIDE RULE - GRANDPA'S! w/$5.0016-Sep-20070
Keuffel & Esser Co K-12 Prep 681892 Slide Rule$5.0012-Sep-20070
Keuffel & Esser Slide Rule N4058W $5.0020-Sep-20070
Nevil Shute SLIDE RULE UK Edition $4.9920-Sep-20070
VINTAGE KEUFFEL & ESSER SLIDE RULE MANUAL 4081$4.9921-Sep-20070
VINTAGE KEUFFEL & ESSER POLYPHASE SLIDE RULE M$4.9921-Sep-20070
VINTAGE KEUFFEL & ESSER SLIDE RULE MANUAL #407$4.9921-Sep-20070
VINTAGE KEUFFEL & ESSER POLY-DUPLEX SLIDE RULE$4.9921-Sep-20070
Vintage Keuffel & Esser Wooden Slide Rule- Beg$4.9918-Sep-20070
VINTAGE KEUFFEL & ESSER 4058W SLIDE RULE WITH $4.9916-Sep-20070
K & E N4058W Slide Rule RARE! $4.9908-Sep-20070
K & E Keuffel & Esser Co. Slide Rule model 681$4.9916-Sep-20070
Vintage Keuffel & Esser CO NY Slide Rule w/ Ca$4.9917-Sep-20070
KEUFFEL & ESSER SLIDE RULE K12PREP $3.0007-Sep-20070
KEUFFEL & ESSER SLIDE RULE 4058W $3.0004-Sep-20070
KEUFFEL & ESSER SLIDE RULE K12PREP $3.0004-Sep-20070
KEUFFEL & ESSER SLIDE RULE 4058W $3.0007-Sep-20070
Keuffel and Esser Co. Slide Rule $3.0013-Sep-20070
"Vintage wooden Mahogany K & E Slide Rule, Mod$2.9915-Sep-20070
K & E N4058W Slide Rule RARE! $2.5019-Sep-20070
Vintage Slide Rules Keuffel & Esser Lawrence D$0.9909-Sep-20070
1947 Vintage Keuffel & Esser N4081-3 Slide Rul$0.9922-Sep-20070