00591nam a2200217Ia 4500 20240606095741.0 131103s9999 xx 000 0 und d Loreto College English 570 HEA Heafford, Philip E. Metals and man Philip E. Heafford; edited by Charles H. Dobinson London Longmans 1962 96p. ill. Science on the march unit thirteen Electric power Science Dobinson, Charles H.; ed. LCBED BK 28585 79064 0 0 ddc 0 0 MAIN MAIN 2013-11-04 0 570 HEA 2990 B31433 2013-11-04 2013-11-04 BK