Manufacturer: Dargue
Country of Manufacture: England
Type: Simplon SR-10 Bilateral
Date of Manufacture:  
Scales: (Front) K, A [ B, C] D, L
Scales: (Back) A, S, L [ ] T, D
Number of Scales: 11
Gauge Points: π, M, C, C1, p'', p', d
Slide Rule made from: Boxwood and Plastic
Cursor made from: Plastic
Cursor Lines: 1
Overall Length of Rule: 32.5 cm
Length of Scales: 25.0 cm + 2.7 cm extension
Width: 3.5 cm
Depth: 0.8 cm
Weight: 65 gm
Acquired from: Ellen Loch-Lack
Date: July 2001
Condition: Good
 Cardboard box.  Medium condition