Great Lakes passenger steamers had to divest themselves of their marine divisions on the lakes. Under this divestiture law, the "Milwaukee Clipper", for instance, was sold by the Anchor Line along with four other railroad-owned company fleets to the newly formed Great Lakes Transit Corporation. Under this flag, the "Clipper" carried passengers along her old route until retired in 1970. Before trains and, later, cars became prevalent, summer vacation areas in more remote areas around the Great Lakes were accessible primarily only by steamer. Northern Michigan's tourist and resort areas began to grow in this manner in the late 1890s. In the late 19th
Marine Museum of the Great Lakes history of the Calvin and Son shipyard which once employed 700 workers on Garden Island. The museum has photographed historic shipwrecks at risk of being hidden by encrustations of zebra mussels which infested the Great Lakes in the 1990s. Archaeological exhibits commemorating the War of 1812 on the Great Lakes were added for that war's bicentennial. Publications of the museum include "FreshWater", a journal of Great Lakes marine history, a "Jib Gems" museum newsletter and several books on local marine history. Extensive archives and collections are maintained with the assistance of Queen's University, documenting 19th and 20th century Canadian Great