Message from the Under-Secretary of State for External Affairs Canada to the Canadian Embassy Washington
Atomic energy, tripartite cooperation
Compilation of list of personnel in the United Kingdom, the United States, and Canada connected with atomic energy
"United Kingdom-United States-Canada - Security arrangements re." RG25-A-3-b, vol. 5956, 50219-AB-40, part 1, Library and Archives Canada (LAC).
Text