| Manufacturer: |
Loga |
| Country of Manufacture: |
Switzerland |
| Type: |
Rechen-Walze System (Cylindrical Calculator) |
| Number: |
|
| Date of Manufacture: |
|
| Scales: (Front) |
|
| Scales: (Back) |
|
| Number of Scales: |
50 on Inner Cylinder and 50 on Sliding Grid |
| Gauge Points: |
|
| Slide Rule made from: |
Aluminium Cylinder with Paper Scales |
| Cursor made from: |
|
| Cursor Lines: |
|
| Overall Length of Rule: |
51 cm |
| Length of Scales: |
16 cm diameter. Effective Length of Scale 10 m |
| Width: |
20 cm |
| Depth: |
23 cm |
| Weight: |
|
| Acquired from: |
R. C. Blakenhorn (The Gemmary) |
| Date: |
Apr 2001 |
| Condition: |
Good |
| Accessories: |
No Box
|
| Comments: |
|