Tugboat M. MITCHELL DAVIS assisting vessel launching, Kittery Maine, circa 1907-1915 real photo postcard, divided back J. Frank Walker 1907-1915 2014.49.9721 ViewTugboats M. MITCHELL DAVIS and PENACOOK assisting at submarine launching, Portsmouth Navy Yard, Kittery Maine, circa 1926 real photo postcard, white border circa 1926 2014.49.9723 ViewSpectators watching river activity, bridge, rowboats, tugboats, possibly Kittery, ME, or Portsmouth, NH, circa 1923 real photo postcard, white border circa 1923 2014.49.9724 View
