LC Subject Heading: Machinists--Labor unions
Item 36581
Banner of Machinists, Portland, 1841
Contributed by: Maine Historical Society Date: 1841 Location: Portland Media: Oil on linen
https://www.mainememory.net/search/?loc_headings=Machinists--Labor+unions
LC Subject Heading: Machinists--Labor unions
Banner of Machinists, Portland, 1841
Contributed by: Maine Historical Society Date: 1841 Location: Portland Media: Oil on linen