Suchergebnisse | ÚOP v Ústí nad Labem http://iispp.npu.cz/carmentest/library/unl/search/index-item/rss?id=42948126&lang=DE&value=time+measurement Suchen nach Index-Einheit: time measurement Astronomy Gnomonics: a catalogue of instruments of the 15th to the 19th centuries in the collections of the National Technical Museum, Prague Horský, Zdeněk, 1929-1988