USSS Dredge

Cyanotype, stereoscopic photograph of the USSS Dredge while working in the ship canal with men in diving suits.  Sault Ste. Marie, Michigan.
Abstract/Description: Cyanotype, stereoscopic photograph of the USSS Dredge while working in the ship canal with men in diving suits. Sault Ste. Marie, Michigan.
Subject(s): Boats and boating
Soo Locks (Mich.)
Date Created: 1880 (approximate)