EditorialImpeller with an imitation tortoise frame on which taupe-colored ostrich feathers are arranged in an ascending row, Impeller with an imitation tortoise-frame on which taupe-colored ostrich feathers are arranged in an ascending row. Frame: eight unadorn...
EditorialImpeller with an imitation tortoise frame on which taupe-colored ostrich feathers are arranged in an ascending row, Impeller with an imitation tortoise-frame on which taupe-colored ostrich feathers are arranged in an ascending row. Frame: eight unadorn...
EditorialTin plate with profiled edge, Round tin plate. The edge is profiled and turned around. The stamped letters G.R., Sybertus ten Winckel, Hengelo, c. 1800 - c. 1867, tin (metal), founding, h 1.9 cm ? d 22.8 cm.
EditorialRipping open, dividing and proportioning the lines and Winckel, Divide lines and angles, Tab. V, p. 12, Tobias Mayer: Mathematischer Atlas, in welchem auf 60 Tabellen alle Theile der Mathematic vorgestellet und nicht allein ?berhaupt zu bequemer Wieder...