Technikatörténeti szemle 18. (1990-1991)

CONTENTS STUDIES Dieter HOFFMANN Imre VÁRHIDY Péter ASZTALOS László MÓRA István TRINGLI Lajos BARTHA Gyula BATÁRI Terence TRUDEAU Ágnes Zsuzsanna BERÉNYI László MOLNÁR Lothar SUHLING Gyula KISZELY — Zoltán REMPORT Éva Katalin VÁMOS George von Hevesy and Johann Böhm. To the Biography and the Relations of Both Seen Through their Correspondence (in German) . . LI On the Beginnings and Spreading of Steamthreshing and Steam-ploughing in Hungary in the 19th Century (in Hungarian) 23 The Invention of the Asynchronous Motor (in Hungarian) 49 The Széchenyi Scientific Society and Technological Research in Hungary (in Hungarian) ... 63 State Support of Science in Hungary between the two World Wars (in Hungarian) 79 A Renaissance Celestial Globe Serving as an Astronomical Instrument (the Dorn

—Bylica Globe, from 1480) (in Hungarian) 87 On the Scientific and Technological Relations of the Journal „Tudománytár" (in Hungarian) The Work and Life of John Csonka 97 The Unknown Ignác Pfeifer (in Hungarian) . . . 127 The Activity of Professor Antal Tárczy-Hornoch in the Domain of History of Technology (in Hungarian) 137 Synthetic Production of Gasoline from Coal in Germany 1925—1945 (in German) 149 Iron Produktion in Kabolapolyána (in Hungarian) 163 A German Enterpreneur in the Hungarian Food Industry (Wilhelm Leipziger 1840—1913) (in German) 189