Dietzgen 1738 Multiphase Style-M Improved Decimal Trig Type Log Log

Country of manufacture: Germany (Ecobra),          Date of manufacture: ____
Overall length: 32.0 cm,          Width: 4.2 cm,           Weight: 120.1 gms.
Materials: Painted aluminum, aluminum end braces, adjustable
Cursor: 3.0 X 5.3 X 0.8 cms; all plastic, adjustable; lines = single hairline, front and back
Scales: 22, no extensions
Front: LL02, LL03, DF [CF, CIF, L, CI, C] D, LL3, LL2
Back: LL01, K, A [B, T<45°, T>45°, ST, S] D, DI, LL1
Gauge Marks: [π, e, /, //, A ]
Condition: C2 (Mint, but without conversion templates)
Came with: Original box, leather case, manual