Laird Niven has conducted research at the 1784 Loyalist Afro-American
settlement at Birchtown in Nova Scotia. Information on the site and
on the history of Birchtown can be found through the Nova Scotia
Museum's web page at:
http://www.ednet.ns.ca/educ/museum/arch/index.htm
You could contact Laird Niven through the provincial Curator of
Archaeology, David Christianson:
Nova Scotia Museum
1747 Summer St.
Halifax, NS
Canada B3H 3A6
Rob Ferguson
Parks Canada - Halifax