TY - BOOK AU - CROUSE, W. H. TI - McGraw Hill Encyclopeadia of Science and Technology: (V 10 Per-Prog ) U1 - REF 503&603 PY - 1960/// CY - New York PB - McGraw Hill KW - SCIENCE -ENCYCLOPEDIAS KW - TECHNOLOGY - ENCYCLOPEDIAS N1 - an international reference work. in fifteen volumes including index. include colour pictures . maps . chart. table ER -