Plans for Canalon System of Deep Sea Salvage gelatin glass negative Chapman Derrick & Wrecking Co. 1964.660.1974 ViewPlan by Fernando Staud y Ximenez, "Canalon System for Submarine hoisting, Cap. Staud-Ximenez Naval Engineer"; diagram of steamer?, circa 1917 gelatin silver print Merritt-Chapman & Scott Corporation circa 1917 2008.28.8.117 View
