Metallverarbeitung. 3 p. Construction drawings of stroke counter, apparatus for measuring sheet thicknesses and cutting, hinge and screw clamp. Partly col. Ink drawings by Josef Peltau in the mechanics trade at the Gewerbliche Fortbildungsschule, Vienna 1899-1900. pp. jwls. 40.5 x 56 cm. Each framed under glass (not framed). - Some foxing, corners partially torn. D

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