000 00380cam a2200157ua 4500
041 _aeng
_h
082 _a530.81
_bCHI/PH
100 _aChilds, W H J .
245 _aPhysical constants /
_cW H J Childs.
_hTextual Documents
250 _a1 /
_b.
260 _aLondon :
_bJohn Wiley & Sons ,
_c1960.
300 _a79 ; .
504 _a
942 _cBK
999 _c262609
_d262609