American Public Health Association. Section of Environmental Sanitation, Annual Meeting: Atlantic City (October 1947). "Sanitation Factors in Air Transportation", October 1, 1947

American Public Health Association. Section of Environmental Sanitation, Annual Meeting: Atlantic City (October 1947). "Sanitation Factors in Air Transportation", October 1, 1947, Box: 150, Folder: 8. Ross A. McFarland Papers, FSC-1. Special Collections. https://wright.libraryhost.com/repositories/2/archival_objects/53453 Accessed November 23, 2024.