Manufacturer: Aristo
Country of Manufacture: Germany
Type: Aviat G 617   Multi-disc circular
Number: 1G
Date of Manufacture: ~1960
Scales: (Front) mult, div, speed, time, dist, fuel cons
Scales: (Back) 11x25 cm plotting surface, speeds
Number of Scales: 22 on front, 4 on rear
Gauge Points: π
Slide Rule made from: Plastic
Cursor made from: Plastic
Cursor Lines: 1
Overall Length of Rule: 25 cm.     Diameter of circular section 13.5 cm
Length of Scales:  
Depth: 0.7 cm
Weight: 162 gm
Acquired from: Eberhard Gaissmaier
Date: June 2001
Condition: Good
 Leather case. Good condition