Title: Arecibo Harbor, P.R. Letter from the Secretary of War transmitting a letter from the Chief of Engineers, United States Army, dated September 6, 1933, submitting a report, together with accompanying papers and illustrations, on a preliminary examination and survey of Arecibo Harbor, P.R., authorized by the River and Harbor Act approved March 3, 1925
Subjects: Hydrography, Harbors, Topographical surveying