| Make |
Jakar, Japan |
| Model |
1006D |
| Notes 1. Probably purchased in 1960s in Singapore. Previously owned by a
Royal Physician.
2. The slide with trig scales on the reverse has to be removed for the scales to be used.
3. The blind stamping "Made in Japan" can just be seen in the back view. |
Front view
 |
Detail - left front
 |
Detail - back
 |
| Manufacturing date |
c 1960. My estimate and from information from owner's daughter. |
| Length |
10" |
| Material |
Plastic |
| Scales |
K,DF[ CF,CIF,CI,C / S ST, T, L] D,A |
| Gauge points |
p: 3.14: A,B,C1,C,D
c: C,D |
| Cursor |
Plastic |
| Hair lines |
Single line |