Manufacturer: Helix
Country of Manufacture: Japan
Type: U15
Date of Manufacture:  
Scales: (Front) LL1, LL2, LL3, A [B, BI, CI, C] D, DI, K, LL0
Scales: (Back) cm/ [T2, T1, L, S]
Number of Scales: 16
Gauge Points: π, e, C, p', p", R
Slide Rule made from: Plastic
Cursor made from: Plastic, slightly magnifying
Cursor Lines: 1
Overall Length of Rule: 32.0 cm
Length of Scales: 25.0 cm
Width: 4.5 cm
Depth: 0.4 cm
Acquired from: Norman Harrison
Date: Sept 2004
Condition: Good
 Plastic Sheath. Good condition.
 Sheet of instructions. (English). Good condition