| Manufacturer: |
Alvin |
| Country of Manufacture: |
Japan |
| Type: |
Elite Vectorlog 1157 |
| Number: |
|
| Date of Manufacture: |
|
| Scales: (Front) |
Sh2, Sh1, A [B, K, Th, C] D, Tr1, Tr2, dB |
| Scales: (Back) |
Sr, Stheta, P', P [Q, CF, CI, C] D, DF, LL2, LL1 |
| Number of Scales: |
23 |
| Gauge Points: |
π, C, C1, M, e |
| Slide Rule made from: |
Plastic on Bamboo |
| Cursor made from: |
Plastic |
| Cursor Lines: |
4 lines front (including kW, HP), 1 back |
| Overall Length of Rule: |
35.3 cm |
| Length of Scales: |
25.0 cm + 3.0 cm extension |
| Width: |
4.7 cm |
| Depth: |
0.7 cm |
| Weight: |
148 gms |
| Acquired from: |
Kathleen Havers |
| Date: |
May 2002 |
| Condition: |
Good |
| Accessories: |
Leather case. Good condition
|
| Comments: |
|