DescriptionBlack-and-white photos, two, documenting No. 12 turbo, Bethlehem Steel Shipyard, Hoboken, March 21; April 21,1969. 8" x 10" prints. Photographer not indicated; both have pencil caption but with different date on reverse. Documentation or progress photos of machine shop work for a vessel undergoing repairs. This series is a good example of the technical nature of shipyard work inside the shops and the detailed examination of parts neccessary to determine required work. Ship is not named. Photo 1, 79146: #12 Turbo. March 21, 1969. Photo 2, 79145: 4-21-69 #12 Turbo. Two detail views of a turbine rotor / wheel. Orientation of images based on placement of text on reverse.