3 1 50 DICTIONERY OF ENGINERING SYBIL P. PARKER Additional Author mixed material 0070454124 NEW YORK MCGRAW HILL 1984 DICTIONARY OF THE HISTORY OF SCIENCE W.E BYNUM Additional Author mixed material 0691082871 NEW JERSEY Princeton 1984 Worterbuch der landwirtschaft Haensch Gunter Additional Author mixed material 3405128102 MUNCHEN BLV verlagsgesellschaft 1987