1. Folder 18: Emery Letter Date: 1941-07-01 Description: Letter to Helen Gardner McCormack from George F. Emery (City Planner, City of Detroit) (July 1, 1941) regarding planning in Detroit.
2. Folder 18: Kingery Letter Date: 1941-07-01 Description: Letter to Helen Gardner McCormack from Robert Kingery (Chicago Regional Planning Association) (July 1, 1941) regarding request for publications about regional planning.