MECHANICAL P E R S O N S C A L E TERRAION USA-Version (1960) ******************************************************************* ( ... 280 lb ) Used here for measure the weight of CALCULATORS ... e.g.: » STAR « ADDING MACHINE (~ 10 lbs ) A METRIC PERSON SCALE ... HOW MECHANICAL SCALES WORK ... impressum: ******************************************************************* © C.HAMANN http://public.BHT-Berlin.de/hamann 12/20/17 |