000 00503 a2200253 4500
001 130940
020 _a3
041 _aeng
080 _a529:681.175 Hoo
245 _aHow time is measured
250 _a
260 _aLondon
260 _bOxford University press,
260 _c1955
300 _a64 p
300 _c23.5 cm
490 _aBSI 5550 : subsect. - 3.4.9 : 1987
100 _aHood, Peter
700 _a
650 _a
650 _aTime measurement
942 _cBK
942 _2UDC
999 _c119185
_d119185