000 00262pam a2200109a 44500
082 _a621.5
_bD28H
100 _aDavies,S.J.
245 1 _aHEAT PUMPS AND THERMAL COMPRESSORS
260 _aLondon
_bConstable And Company
_c1950
964 _gCIRC
997 _a3377 C
999 _c417336
_d417336