Manufacturer: Aristo
Country of Manufacture: Germany
Type: Projection Junior 101
Date of Manufacture:  
Scales: (Front) DF [CF, CIF, CI, C] D, A, K
Scales: (Back) arithmetic addition, A, B
Number of Scales: 12
Gauge Points: π
Slide Rule made from: Plastic
Cursor made from: Plastic
Cursor Lines: 5 including V, q, d
Overall Length of Rule: 38.0 cm
Length of Scales: 20.0 cm
Width: 17.0 cm
Depth: 1.3 cm
Acquired from: Rainer de Buhr
Date: Sept 2006
Condition: Good