Electronic reproduction of: Photograph of Fourth Lock prior to being opened ; 20 x 25 cm. Original held at the Bayliss Public Library, Sault Ste. Marie, Mich.
Digital materials in the Upper Peninsula Digitization Center collections are either in the public domain, according to U.S. copyright law, or permission has been obtained from rights owners. The digital version and supplementary materials are available for all educational uses worlwide. For further information contact the Superiorland Library Cooperative staff (updigit@uproc.lib.mi.us).