Manufacturer: Aristo
Country of Manufacture: Germany
Type: Commerz 1 945
Number: G 541
Date of Manufacture: 1954
Scales: (Front) cm/ %, KZ [T2, P1, T1] Z, A
Scales: (Back) [ , s/d] inch
Number of Scales: 9
Gauge Points:  
Slide Rule made from: Plastic
Cursor made from: Plastic slightly magnifying
Cursor Lines: 1
Overall Length of Rule: 30.2
Length of Scales: 25.0 cm + 3.2 cm extension
Width: 4.2 cm
Depth: 0.5 cm
Weight: 80 gms
Acquired from: Christian Helligrath
Date: Nov 2001
Condition: Good
Accessories:
 Cardboard Box.  Good condition
 Plastic conversion chart.  Good condition
Comments:
 Very high gloss.  No scales actually
 labelled on rule.  I have used the notation from
 my Commerz 2 rather than the more usual CF/DF etc.
 Pictures of back of rule not shown. (Nothing on
 it except an inch scale; front shown again with
 slide reversed).