F.9 Data Sheet 9

Aristo, 958, 1970

Serial Number or Date Stamp: 2LA2

Country: GER Primary construction material: pl Case included?: yes+box

Length of 1 decade = 10 in, and overall scale length = 10 in. The largest physical dimension is 10 in.

Front Scales: ST T1 T2 DF [ CF CIF CI C ] D P S

Back Scales: 1-cos1 1-cos2 A [ B TI2 SC CC ] D L K

Notes: Geodat 400g stadia rule; instructions (German), clip-on supports; 5-hairline cursor; box and 1364 insert

References: https://sliderules.lovett.com/aristogeodat0958/aristogeodat0958.htm

Date Acquired: 12/25/2021