The Provincial Archives of Alberta holds archival records from Courts located in Alberta. This includes the Supreme Court of the NWT/Alberta (now called the Court of Queen's Bench). Note that the records for this time period are not complete; some files have not survived.

Archival records from the Supreme Court of Canada would be held by:

Library and Archives Canada
395 Wellington Street
Ottawa, Ontario
K1A 0N4

Telephone: 1-866-578-7777 (toll free)
E-mail via this form: http://www.collectionscanada.gc.ca/genealogy/022-300.001-e.html.

Records from the Judicial Committee of the Privy Council (JCPC) would be held by an archival repository in the United Kingdom.