L E T T E R  SCALE  (  0 ... 250 Gram )    Jakob Maul, Germany  (1950)
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The screw on the right is for leveling the scale:  SET POINTER TO ZERO

Here it measures the weight of a KLEINBOTTLE, invented by FELIX KLEIN,
a mathematician of Goettingen / Germany (1882), is available today ...

   ... as an  IDEA FOR A SPECIAL GIFT  at   WWW.KLEINBOTTLE.COM ...

                     HOW MECHANICAL SCALES WORK ...
impressum:
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© C.HAMANN         http://public.BHT-Berlin.de/hamann         01/03/12