Hi Bob, A Google search for Carnegie Township - finds the following
Location
Geographic*: Carnegie Township, Cochrane District
Municipal
http://www.ghosttownpix.com/ontario/intros/carnegie.htmlhttp://www.geneofun.on.ca/db.php?database=onlocator&&...Land Registry Office - you may find information about the land - from the district land registry office - All sales/ purchases - transfers of land are recorded - one can follow the trail / history of the land -
Search the 1921 Canada Census -for your Ggrandfather and family - also the 1911 census
it will show the locations that the family lived - in those time frames.