| Manufacturer: |
Graphoplex |
| Country of Manufacture: |
France |
| Type: |
691a |
| Number: |
|
| Date of Manufacture: |
|
| Scales: (Front) |
L, P, Ch, A [B, T, ST, S, C] D, Th, Sh 2, Sh 1 |
| Scales: (Back) |
LL01, LL02, LL03, DF [CF, CIF, K, CI, C] D, LL3, LL2, LL1 |
| Number of Scales: |
26 |
| Gauge Points: |
π,p", p', R, d, e |
| Slide Rule made from: |
Plastic |
| Cursor made from: |
Plastic slightly magnifying |
| Cursor Lines: |
5 front, 4 back |
| Overall Length of Rule: |
33.8 cm |
| Length of Scales: |
25.0 cm + 3.0 cm extension |
| Width: |
4.9 cm |
| Depth: |
0.4 cm |
| Weight: |
|
| Acquired from: |
Roger Noury |
| Date: |
June 2006 |
| Condition: |
Good |
| Accessories: |
Leather case. Good condition
|
| Comments: |
|