1. Annual report of governor of Panama Canal, fiscal year 1951. Bookmark Corporate/Agency Authors: Panama Canal Publisher: Panama Canal Date: [1952.] SuDoc number: PaC 1.1:951
2. Annual report of governor of The Panama Canal, fiscal year 1950. Bookmark Corporate/Agency Authors: Panama Canal Publisher: Panama Canal Date: [1951.] SuDoc number: PaC 1.1:950