000 00319pam a2200133a 44500
010 _a51000899
082 _a530
_bSE1M2
100 _aSears, Francis Weston
245 1 _aMECHANICS, HEAT, AND SOUND
250 _a2
260 _a
_bAddison-Wesley Publishing Company, Inc.
_c1950
964 _gCIRC
997 _a73775 C
999 _c408171
_d408171