Manufacturer: Aristo
Country of Manufacture: Germany (stamped Austria)
Type: 90189
Date of Manufacture:  
Scales: (Front) ins, K, A [B, CI, C] D, S, T, L
Scales: (Back)  
Number of Scales: 9
Gauge Points: π, p
Slide Rule made from: Plastic
Cursor made from: Plastic, magnifying
Cursor Lines: 3
Overall Length of Rule: 32.7 cm
Length of Scales: 25.0 cm
Width: 4.4 cm
Depth: 0.4 cm
Weight: 64 gm
Acquired from: Philip Morris
Date: Aug 2002
Condition: Good
 Plastic case. Good condition
 An Aristo 0903