000 00370nam a2200145Ia 4500
005 20260205040946.0
008 260111s9999||||xx |||||||||||||| ||und||
082 _a621.09 US3H
100 _aUSHER ABBOTT PAYSON
245 0 _aHISTORY OF MECHANICAL INVENTIONS
260 _bHARVARD UNIVERSTIY
_c1954
300 _a450
690 _aMECHANICAL;ENGINEERING
942 _cBK
999 _c14764
_d14764