000 00340 a2200133 4500
080 _a5(03)
_bM 147 M
245 1 _aMcGraw-Hill yearbook of science and technology, 1969
260 _aNew York
_bMcGraw-Hill
_c1969
650 _aMcGraw-Hill Yearbook
650 _aScience and Technology
100 _a
_d
300 _a424 p.
901 _a103232
999 _c24310
_d24310