Try contacting John Light, Archaeology Division, Parks Canada, 1600
     Liverpool Court, Ottawa, Ontario, Canada  K1A 0H4  (613) 990-2088.
 
     See also John's publication:
 
     Light, John
     1987 (rev. ed.)
     A Frontier Fur Trade Blacksmith Shop, 1796-1812.  Studies in
     Archaeology, Architecture and History.  Parks Canada.
 
     Rob Ferguson
     Parks Canada - Atlantic Region