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De re metallica (1912)

Agricola, Georg, Hoover, Herbert · leaf 333

An illustration from De re metallica, 1912, leaf 333
There are two handles on each end , not unlike the handles of a wheel barrow ; these are held by two workmen , who shake the box to and fro . This box is the one principally used by the Germans who dwell in the Carpathian mountains . The smaller particles are separated from the larger ones by means…

e-rara · Eisenbibliothek Schlatt · No known copyright restrictions. Free to use for anything.

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