Manufacturer: Aristo
Country of Manufacture: Germany
Type: Aristo 99
Number: G549
Date of Manufacture: 1954
Scales: (Front) ins/K, A[B, CI, C] D, L
Scales: (Back) [S, ST, T]
Number of Scales: 10
Gauge Points: π, C, C1, p", p', d
Slide Rule made from: Plastic
Cursor made from: Plastic
Cursor Lines: 4
Overall Length of Rule: 29.9 cm
Length of Scales: 25.0 cm + 2.8 cm extension
Width: 4.1 cm
Depth: 0.6 cm
Acquired from: Reinhard Grun
Date: Dec 2006
Condition: Medium
 Cardboard case. Good condition.