@article {44497,
	title = {Bridgland Repeat Photography Collection},
	year = {2003},
	note = {Photographic surveying, Department of the interior, Topographic Survey of Canada, Bulletin No. 56, Ottawa},
	url = {http://sunsite.ualberta.ca/Projects/Bridgland/index.html},
	author = {Bridgland, Morrison Parsons}
}
