000 00299nam a2200121Ia 4500
008 160710s1947 xx 000 0 und d
082 _a621.384 HAL
100 _aHALL,JOHN S.
245 _aRADER AIDS TO NAVIGATION
260 _bMCGRAW HILL BOOK COMPANY INC.
_c1947
300 _a387
942 _2ddc
_cB
999 _c7951
_d7951