Praag, Balzer, Matthias, Jan, Kleinhard, Johann, Various Works for the Excavation of the Rises and Plans, Die Mechanick, Mechanica, verso - stamped, A rocaille cartouche with mechanical equipment in the foreground such as a scale, a pendulum and a pulley. In the background men are working with equipment such as a crane. Numbered AA in the bottom margin., print, ornamental print, prints, ornamental prints, height 217 mm, width 199 mm, 1738 - 1799-12-14, print maker, printmaker, 1772 - 1772, paper, papier, etching, etchings, engraving, engraving (printing process), 1747-02-15 - 1791-07-18, Work conception, 1742 - 1794, after a design by, Publication (Event), Publication, publisher, uitgever, Publicatie