DIWA, Gentofte / Denmark (1960) *********************************************************** S C A L E S of the D I W A POCKET-RIETZ Model 601-1 =========================================================== Front Side [ inverse / RED ] Back Side =========================================================== ( 0 ... 11 cm / 0 ... 4" Ruler ) K X3 A X2 ----------------------------------------------------------- B X2 S sin(0.1X) [CI] [1/X] ST arc(0.01X) C X T tan(0.1X) ----------------------------------------------------------- D X L lgX REMARKS: =========================================================== This Pocket SR came in a brown leather case together with an instruction sheet in a blue box. Historical Remarks ... The print on the back side of the leather cover says: DE LAVAL \ DELTEX DIVISION TURBINE INC. \ A NEW DIMENSION IN SERVICE impressum: *********************************************************** © C.HAMANN http://public.BHT-Berlin.de/hamann 11/23/07 |