Manufacturer: Graphoplex
Country of Manufacture: France
Type: Roplex Circular
Date of Manufacture:  
Scales: (Front) C [D, A] B, BI
Scales: (Back) K, S, L, T, ST
Number of Scales: 10
Gauge Points: π, C, p'', p', d, M, q
Slide Rule made from: Aluminium and Glass
Cursor made from: Glass
Cursor Lines: 1 front, 1 back
Overall Length of Rule: Diameter of scales 11.9 cm
Length of Scales:  
Depth: 0.6 cm
Weight: 126 gms
Acquired from: Jack McMackin
Date: June 2002
Condition: Good
 Cardboard case. Good condition
 Instructions (French). Medium condition