H. O. publications. 172. Sept. 16, 1950 supplement to Hydrographic Office publication 172, Sailing direction for South America, v. 1, corrections and additions from date of publication (Sept. 26, 1935) to Sept. 16, 1950 (including N. M. 35/50).
Publication Title:
Sept. 16, 1950 supplement to Hydrographic Office publication 172, Sailing direction for South America, v. 1, corrections and additions from date of publication (Sept. 26, 1935) to Sept. 16, 1950 (including N. M. 35/50).
Display Title:
H. O. publications. 172. Sept. 16, 1950 supplement to Hydrographic Office publication 172, Sailing direction for South America, v. 1, corrections and additions from date of publication (Sept. 26, 1935) to Sept. 16, 1950 (including N. M. 35/50).