411 REFERENCE · Wikibooks
World Stamp Catalogue/Canada
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Canada
Canada Post has a description of the commemorative stamps issued since 1999Canada Post 1999 - current issues. .[dead link] Each of these include a picture and description of each stamp.
Acadian Deportation 1755–2005
Polio Vaccination 1955–2005
Postage stamps and postal history of Canada
References