RG24, Volume number: 11130, File number: ACTS 11400-1 Sub.1, File title: Commander in Chief, Canadian Northwest Atlantic - Defence Measures and Plans - Joint RCN/USN Plans, Date: 1949-1950, Item ID number: 921205 RG24, numéro de volume : 11130, numéro de dossier : ACTS 11400-1 Sub.1, titre du dossier : « Commander in Chief, Canadian Northwest Atlantic - Defence Measures and Plans - Joint RCN/USN Plans », date : 1949-1950, numéro d'identification : 921205