Postal Service, 1815, 1869, 1887, 1902, 1906, 1933, 1934, 1935, 1938, 1946, 1948, 1949, 1952, 1960, 1962, 1964, 1972, 1975, 1978, 1979, 1980-1987

Postal Service, 1815, 1869, 1887, 1902, 1906, 1933, 1934, 1935, 1938, 1946, 1948, 1949, 1952, 1960, 1962, 1964, 1972, 1975, 1978, 1979, 1980-1987, Box: Y2, Folder: 2, 3, 4. Ephemera collection, EPHEM. H. Furlong Baldwin Library. https://mdhistory.libraryhost.com/repositories/2/archival_objects/5418 Accessed November 23, 2024.