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Aristo 89 Slide rules Germany, brown leather case(inside is written Halamag  Diedorf ),
nice condition , 13 cm long -5 inch , 

Georg Altenburg, Inh. Georg-Wilhelm Deierling, Eisen - Baustoffe - Kohlen Stadthagen


We combine shipping!!!
Shipping with tracking number!!!!

Please see the photos for dimensions
( the ruler is in centimeters, 2.54 cm= 1 inch)
Happy bidding!