Image taken from page 199 of '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' (11135173653)

Image taken from: title: "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" author: maltby, albert elias. Shelfmark: "british library hmnts 10004. D. 28. " page: 199 place of publishing: new york date of publishing: 1895 publisher: e. L. Kellogg & co. Issuance: monographic identifier: 002358484.