Roof truss constructions, cross sections, Carl von Hasenauer (Vienna 1833 - 1894 Vienna), plan, pen in black, pencil, sheet: cm x cm, 'Is held so high that (sic) one/ can walk/ B .

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Photo credit: © Penta Springs / Alamy / Afripics
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Keywords: ...., /, , , 1833, 1894, black, carl, cm, constructions, cross, hasenauer, held, high, pen, pencil, plan, roof, sections, sheet, sic, truss, vienna, von, walk/