Technikatörténeti szemle 7. (1973-74)

László BONTÓ Ferenc Szabadváry - Zoltán SzőkefaJvy-Nagy: The History of Chemistry in Hungary 275 Artúr SZÉKELY Paul Vajda: Hungarian Pioneers of Printing Arts 277 Pál VAJDA Károlyi - Károlyi - Vázsonyi: History of Regulation ofWaterways in Hungary 279 Zsigmond KAROLYI Publications on the History of Hydrology Nos. 1-6 283 József SZEKERES On the Publications of the Section of Plant History of the Hungarian Society of History 285 Gábor PALLÓ George Eastman and the Early Photographers 289 Péter ERDÉLY Richard R. Hillis: Richard Arkwright and Cotton Spinning 291 Kurt KEMPLER dr. E. Hickel: Standardisation of Pharmaceuticals in the 19

th century in the Pharmacopoeia* of Germany — France — Great-Britain and the USA .. 292 BIBLIOGRAPHY 19 70—1971 Bibliography on the History of Technology and Industry 295