Manufacturer: Ecobra
Country of Manufacture: Germany
Type: Cosmos R(ietz) 154
Date of Manufacture:  
Scales: (Front) LL01, LL02, LL03, A [B, L, K, C] D, LL3, LL2, LL1
Scales: (Back) T, ST, DF [CF, CIF, CI, C] D, P, S
Number of Scales: 22
Gauge Points: π, re, C, e, p'', p', R
Slide Rule made from: Plastic
Cursor made from: Plastic slightly magnifying
Cursor Lines: 4 front (including kW, PS), 2 back
Overall Length of Rule: 33.4 cm
Length of Scales: 25 cm + 2.5 cm extension
Width: 4.9 cm
Depth: 0.5 cm
Weight: 154 gm
Acquired from: Shayn Steele
Date: July 2001
Condition: Good
 Cardboard box. Poor condition
 Plastic case. Good condition
 Data Sheet. Good condition
 Instructions (English). Good condition
 Identical to Hope 530