Manufacturer: Aristo
Country of Manufacture: Germany
Type: Commerz I No. 955
Number: G612
Date of Manufacture: 1961
Scales: (Front) /cms/ %, KZ [T2, P2, P1, T1] Z, M, , s./d.
Scales: (Back)  
Number of Scales: 10
Gauge Points: π, 144
Slide Rule made from: Plastic
Cursor made from: Plastic, slightly magnifying
Cursor Lines: 1
Overall Length of Rule: 30.0 cm
Length of Scales: 28.2 cm max
Width: 4.9 cm
Depth: 0.6 cm
Acquired from: Gunter Sturm
Date: Oct 2003
Condition: Good
 Cardboard case.  Good condition.
 Instructions (German). Good condition.
 Plastic strip of constants.