| Manufacturer: |
Loftus |
| Country of Manufacture: |
England |
| Type: |
Two Slider Boxwood Proof Rule |
| Number: |
|
| Date of Manufacture: |
|
| Scales: (Front) |
ins, S.P.H / A [ B, C] D, S.St [E] S.Ly |
| Scales: (Back) |
A [Proof] B, C [Proof] C |
| Number of Scales: |
14 |
| Gauge Points: |
Small brass pins LG, MS, MR on D scale, and IMB, IMG on A scale |
| Slide Rule made from: |
Boxwood |
| Cursor made from: |
None |
| Cursor Lines: |
|
| Overall Length of Rule: |
32.6 cm |
| Length of Scales: |
29.7 cm |
| Width: |
5.0 cm |
| Depth: |
0.7 cm |
| Weight: |
114 gm |
| Acquired from: |
Charles Tomlinson (Antique Scientific Instruments) |
| Date: |
June 2001 |
| Condition: |
Good |
| Accessories: |
No box
|
| Comments: |
JOS Vol 4, No 2
"The Custom and Excise Gauging Slide Rule"
Colin Barnes
|