Manufacturer: Loga
Country of Manufacture: Switzerland
Type: 30 Tt
Date of Manufacture:  
Scales: (Front) SQ1, SQ2, C (called A) [D (called B), DI, K, L]
Scales: (Back) C, S, T, ST, LL3, LL2, LL1
Number of Scales: 14
Gauge Points: π, p'', p', le, R, d, PS, q, rq, kW (=1/PS)
Slide Rule made from: Plastic
Cursor made from: Plastic
Cursor Lines: 2 on front, 1 on back
Overall Length of Rule: 12.5 cm diameter
Length of Scales:  
Depth: 0.5 cm
Acquired from: Horst Wilken
Date: November 2002
Condition: Good
Accessories: Leather case. Good condition