Gelatin silver print, [before 1967; original 1900-20?]. Image depicts the Lawrence Dam and the Pacific Mills, probably from the vantage point of the Pacific Mills chimney. Merrimack River is in upper right background, flowing over dam into lower left foreground. Pacific Mills buildings are in lower left and center foreground. Cement bridge in foreground is Boston & Maine Railroad bridge; bridge behind it is pedestrian bridge crossing the river. Good view of residential area in background across river. Copy B.