Technikatörténeti szemle 25. (2001-02)

CONTENTS Congratulations to Professor Ferenc Szabadváry on the occasion of his 80st birthday (with bibliography of his works) 9 Studies Lajos BARTHA - Instrument makers in Hungary from the 18

th century to Szilvia Andrea HOLLÓ the reform period (Hungarian) 41 Katalin VÁLYI Bell-founding pit from the age of the Arpads in the courtyard of the Szer Monastery (Hungarian) 49 Gyula BATÁRI On István Szablik's balloon experiments (Hungarian) 59 Libusa GÖŐZOVÁ Jozef Murgas, pioneer of radiotelegraphy (Hungarian) 65 Csaba ALVÁRI Documents of geodesy in the archives of the Hungarian Museum for Science and Technology (Hungarian) 71 Imre HRONSZKY Vapour density measurements and their effect on the development of 19

th-century chemical atomic theory. (Hungarian) 75 Publishing of Sources Géza BENCZE József Beszédes's treatise on the regulation of the river Kapos (Hungarian) 91 Éva Katalin VÁMOS Justus von Liebig's Hungarian connections by correspondence (Hungarian) 116 Papers of the Third International Conference on the History of Chemistry and Chemical Industry (Budapest, 2-4 July, 1999) - First Part Janos INCZEDY The role and responsibility of scientists influencing the world; past, present and future 157 Viktor A. KRITSMAN Justus von Liebig's significant role in the founding and development of chemical schools in Russia in the 19th century (German) 165 Halina LICHOCKA Ignacy Moscicki (1867-1946) in the history of science and technology 181 Lothar SUHLING The success of Styropor - or how a foam staff had been manufactured 50 years ago in the Rhenish Ludwigshafen - which later conquared the world markets (German) 188