American A class submarines
Scale 1:24. An enlarged photocopy of the inboard profile for the A class submarines of the United States Navy. This is an enlargement of Plate 88 from Brasseys 1901 Naval Annual. This plan relates to Adder (1901), Grampus (1902), Moccasin (1901), Porpoise (1901), Pike (1903) and Shark (1901).