A document (photocopy) outlining the history of locomotives used on various railroad lines in Maine including the Bangor and Piscataquis Canal and Railroad Co., the Bangor, Oldtown and Milford Railroad Co., the European and North American Railway Co., the Penobscot & Kennebec Railroad, the Portland and Kennebec Railroad Co., the Portland & Ogdensburg Railroad, and the Washington County Railway Co.