000 00323nam a2200121 4500
008 160616s 000 0
245 _aSix figure trgonometrical functions of angles in hundredths of a degree
100 _aAttwood, C
500 _aBd K55
942 _cBK
_2BK5843
080 _a51(083) ATT
080 _a51(083) ATT
999 _c5843
_d5843