000 00373nam a22001457a 4500
003 OSt
008 231012b ||||| |||| 00| 0 eng d
082 _a920
245 _aAmerican Men of Science and Invention .
260 _aWashington :
_bEnglish Teaching Division ,
_c1972.
300 _a129 p . ; 18 cm
650 _aScience.
650 _aInvention.
942 _2ddc
_cBK
999 _c6493
_d6493