Technikatörténeti szemle 8. (1975-76)

V. MÉSZÁROS S. P.NAGY V. MÉSZÁROS I. KÉSZEI F. SZABADVÁRY L. BENDEFY G. HECKENAST P. VAJDA Zs. KÁROLYI J. NÓVÁK H. BERNHARDT G. OSZETZKY Gy. LOVAS É. VÁMOS F. SZABADVÁRY Chemistry and chemical industry in the reform period in Hungary 175 The first relics of photography and photochemical knowledge in Hungary 179 Recent conclusions on the Selmec experiments of Jacquln 189 The foundation and educational schedule of the Imperial and Royal Academy of Engineering in Vienna till the end of the 18th century 193 The spreading of the blast furnaces in Hungary 209 The forerunners of Scientific and Technical Museums in Europe 217 Economical and technical problems of water construction and water utilization in the 18-19th centuries, before the beginning of systematic regulation (1711-1846) 231 The importance of water energy in the development of Europan Mining in the feudal age 237 Charles Babbage - a forerunner of modern computer technics 243 Early observations and investigations of basic phenomena of electricity (in Central Europe and Hungary between 1700 and 1800) 251 The Sopron-N6metujhely railway line 257 An Early International Scientific Conference and an Attempt at Creating an International Scientific Society 261 CHRONICS A. ROMAN G. HECKENAST I. GAZDA jr. The 4th General Assembly and Colloquium of ICOMOS 267 The 2nd International Conference on Protection of Technical Monuments 268 Inauguration of the statue of J.A. Segner at the Medical University of Debrecen 272 The science historian Jolan M. Zemplén (1911-1974) 273