000			00506nam a2200157Ia 4500
008			160615s9999 xx 000 0 und d
100			_aMcGRAW HILL YEARBOOK OF SCIENCE AND TECHNOLOGY 1961
245			_aA comprehensive coverage of the important events of the year1961 as compiled by the staff of the McGraw-Hill encyclopedia of science and techonology
260			_aNew York
260			_bMcGraw Hill
260			_c1962
300			_a558 p.
942			_cBooks
999			_c7472 _d7472