abacus from "Map Modeling in Geography, including the use of sand, clay, putty, paper pulp, plaster of Paris ... Also Chalk Modeling in its adaptation to purposes of illustration. Fully illustrated".

This image has been taken from scan 000218 from "Map Modeling in Geography, including the use of sand, clay, putty, paper pulp, plaster of Paris ... Also Chalk Modeling in its adaptation to purposes of illustration. Fully illustrated". The title and subject terms of this image have been generated from tags, created by users of the British Library's flickr photostream.

Abacus
G. Reisch, Margarita philosophica
accounting from "A Budget of Letters from Japan. Reminiscences of work and travel, etc".
Abakus (Bauteil)