000 00432nam a2200157Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a510.212
_bG786
110 _aGreat Britain. Nautical Almanac Office
245 _aSeven-figure trigonometrical tables for every second of time
260 _aLondon
_bHMSO
_c1958
300 _a101p
650 _aMathematics-tables
942 _cBK
999 _c42825
_d42825