000 00285nam a2200109Ia 4500
008 230515s9999||||xx |||||||||||||| ||und||
100 _aSchlereth Hewitt
_942415
245 0 _aCommon Sense Celestial Navigation
260 _bHenry Regnery Comp.
_c1975
300 _a231
942 _cBK
_pCL
999 _c154906
_d154906