Manufacturer: Aristo
Country of Manufacture: Germany
Type: Aviat 615   Multi-disc circular
Date of Manufacture:  
Scales: (Front) mult, div, speed, time, dist, fuel consumption
Scales: (Back) speed, sine, compass bearing
Number of Scales: 22 on front, 6 on rear
Gauge Points: π
Slide Rule made from: Plastic
Cursor made from: Plastic
Cursor Lines: 3 cursors, 1 line on each cursor
Overall Length of Rule:  
Length of Scales: Diameter 14.0 cm
Depth: 0.6 cm
Weight: 112 gms
Acquired from: Herbert Reibetanz
Date: Oct 2001
Condition: Good
 Leather case. Good condition