000 00294nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a514.5 S521
100 _aSEYMOUR,F.E
245 0 _aPLANE AND SPHERICAL TRIGONOMETRY
260 _aNEW YORK
_bMAC
_c1958
300 _a23X15
942 _cBK
_2DDC
999 _c10429
_d10429