000 00405 a2200133 4500
082 _a510.8
_bUn38a
245 1 _aTABLE OF SECANTS AND COSECANTS TO NINE SIGNIFICANT FIGURES AT HUNDREDTHS OF A DEGREE
260 _aWashington
_bU. S. Govt. Print. Off.
_c1954
300 _a46
440 _aIts Applied Mathematics Series, 40
_v
650 _aMathematics. Tables, Etc
964 _gCIRC
997 _a51924 C
999 _c454869
_d454869