Manufacturer: Gilson
Country of Manufacture: U.S.A.
Type: Atlas Calculator. Circular Slide Rule. (Type 2)
Date of Manufacture:  
Scales: (Front) C, 30 spiral C
Scales: (Back) Degrees, S, T, Degrees, S, T, Degrees, S, T, Fractions
Number of Scales: 12
Gauge Points:  
Slide Rule made from: Aluminium
Cursor made from: Plastic
Cursor Lines: 2 cursors on front, 1 on back; both with 1 line
Overall Length of Rule: 8 1/4" diameter
Length of Scales:  
Depth: 0.1 cm
Weight: 176 gms
Acquired from: Betty Boggs
Date: Jan 2002
Condition: Good but tip of one cursor broken
 No case