Small adders > Chain Adders
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Comptator
Comptator (# 11256, ca 1920)
Schubert & Salzer A.G. , Chemnitz, Germany
dimensions...........4 x 20 x 3 cm
weight..................600 g
material................metal
including a pencil and a wooden box -
Golden Gem
Golden Gem (# 413589, ca 1930)
Automatic adding Machines Mfrs., New York, USA
dimensions...........10,3 x 8 x 2 cm
weight..................400 g
material................metal
slide chain adder -
Seidel & Naumann
Seidel & Naumann (# 6551, ca 1915)
Akt Gesellschaft vorm. Seidel & Naumann, Dresden, Germany
dimensions...........21 x 8 x 4,5 cm
weight..................1,4 kg
material................metal -
Stima
Stima (# 23227, ca 1933)
Albert Steinmann, La-Chaux-De-Fonds, Swisse
dimensions...........15 x 19,8 x 11,5 cm
weight..................1 kg
material................bakelite
including a pencil