Manufacturer: Aristo
Country of Manufacture: Germany
Type: 905 Commerz
Number: 511
Date of Manufacture: 1951
Scales: (Front) cm/ %, KZ [T2, P, T1 ] Z, constants, inches
Scales: (Back)  
Number of Scales: 6
Gauge Points: long ton, stat mile, cu in, in, cu ft, oz, ft, etc., etc
Slide Rule made from: Plastic
Cursor made from: Plastic
Cursor Lines: 1
Overall Length of Rule: 31.4 cm
Length of Scales: 25 cm and 28.2 cm
Width: 4.4 cm
Depth: 0.3 cm
Acquired from: Dirk Petsch
Date: Feb 2009
Condition: Good
 Cardboard box. Good condition