Manufacturer: Aristo
Country of Manufacture: Germany
Type: 10052
Number: 511
Date of Manufacture: ~1950
Scales: (Front) cm// U1/U2, A[B, Neper, C] D, dB
Scales: (Back) ins [volt, mV, mV]
Number of Scales: 10
Gauge Points: π
Slide Rule made from: Plastic
Cursor made from: Plastic
Cursor Lines: 4
Overall Length of Rule: 15.5 cm
Length of Scales: 12.5 cm
Width: 3.3 cm
Depth: 0.4 cm
Weight: 24 gms
Gift from: Ted Hume
Date: August 2018
Condition: Good
 Leather sheath.  Good condition
 An early version of the 852