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TIME - DISTANCE COMPUTER
( 1 3/16" = Scales-Diameter = 30 mm )
(1st) AS A PENDANT
(2nd) AS A CLIP
YES, They are S L I D E R U L E S !!! ( made in 1950 ) ----------------------------------------------------------------- With Marks: π MILES GAL KM KT ST MIN HR Have a look at a LIGHTER (= 3rd) Version There is a » BENDIX TROPHY FLIGHT COMPUTER « too ... impressum: ***************************************************************** © C.HAMANN http://public.BHT-Berlin.de/hamann 02/02/13