Manufacturer: Sun Hemmi
Country of Manufacture: Japan
Type: 259D
Number: 0F
Date of Manufacture:  
Scales: (Front) L, K, A [ B, T, S, ST, C] D, DI, LL0, LL/0
Scales: (Back) LL/1, LL/2, LL/3, DF [CF, CIF, CI, C] D, LL3, LL2, LL1
Number of Scales: 24
Gauge Points: π, C, R, re, e
Slide Rule made from: Bamboo and Plastic with Metal End Pieces
Cursor made from: Plastic with Metal Frame
Cursor Lines: 1 front, 1 back
Overall Length of Rule: 32.0 cm
Length of Scales: 25 cm
Width: 4.5 cm
Depth: 0.7 cm
Weight: 133 gm
Acquired from: Paul Ross
Date: Apr 2001
Condition: Good
 Cardboard box. Medium condition
 Instructions (English). Good condition
 JOS Vol 9, No 2
 "The Sun Hemmi System of Trigonometric
 and Hyperbolic Scales"
 Borchers and Cotter