"Frame of Iron Ship. A, double bottom; B, bracket frame; C, coal-bunkers; D, upper or spar deck; D', upper- or or spar-deck beam; F, main frame; H, hammock-berthing; I, inner bottom plating; K, keel; L, longitudinals; M, main deck; M', main-deck beam; P, outside plating; R, reverse frame; S, boilers; Y, protective deck; Y', protective-deck beam." -Whitney, 1911

Frame of Iron Ship

"Frame of Iron Ship. A, double bottom; B, bracket frame; C, coal-bunkers; D, upper or spar deck; D',…