A history of the Great Northern Paper Company completed in 1978 by long-time employee John E. McLeod of Calais, Maine. This section includes Chapter 7: The Northern Development Company.
McLeod, John E., "The Great Northern Paper Company, Chapter 07: The Northern Development Company" (1978). Great Northern Paper Company Records. 143.
publisher's version of the published document
Digitized from SpC MS 210, Great Northern Paper Co. Records, Box 59, folder 23.