Capsized floating derrick, dry dock in background gelatin glass negative Chapman Derrick & Wrecking Co. 1964.660.3020 ViewFloating derrick capsized next to dry dock, circa 1924 gelatin silver print Merritt-Chapman & Scott Corporation circa 1924 2008.28.5.655 ViewHoisting floating derrick capsized next to dry dock, circa 1924 gelatin silver print Merritt-Chapman & Scott Corporation circa 1924 2008.28.5.657 View