View of O'Brien's wharf and Watts shipyard, Thomaston, Maine in 1870.

View of O'Brien's wharf and Watts shipyard, Thomaston, Maine in 1870.

View of O'Brien's wharf and Watts shipyard, Thomaston, Maine in 1870. note: 1 of series of 8 photos - LB2013.21.780 - 787; see three previous photos - could this be Watts Wharf (center) and O'Brien's Shipyard (front)