Marlak, Charles F2012-03-132012-03-1319471947Source: Dissertation Abstracts International, Volume: 72-03, Section: A, page: .http://hdl.handle.net/10393/20782http://dx.doi.org/10.20381/ruor-8634Abstract not available.273 p.History, United States.A labor history of the Niagara Frontier, 1846--1917: Containing an introduction consisting of conditions prior to 1846Thesis