000 00720nam a2200253Ia 4500
003 OSt
005 20220927105011.0
006 a|||||r|||| 00| 0
007 ta
008 220926b |||||||| |||| 00| 0 eng d
024 _a187235
037 _cReference Collections
040 _aRTL
_cRTL
_beng
041 _2eng
_aeng
082 _a"a9917(F).N51, J1"
110 _aNATIONAL PHYSICAL LABORATORY
_9369235
245 0 _aTests of watches and chronometers
260 _aLondon
_bNPL
_c1951
300 _a14p
_ccm.
500 _aAppendix: 9-14P; WEEDED OUT
700 _aNATIONAL PHYSICAL LABORATORY
_9369236
942 _h"a9917(F).N51, J1"
_cCC
999 _c690089
_d690089