Providence Steam Engine Company (Providence, R.I.), 1876- Box 231, Folder 2895 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library Trade catalogs collection., 1800-1978…
Prufrock Furniture Company (St. Louis, Mo.), 1906- Box 254 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library Trade catalogs collection., 1800-1978…
Public Buildings Supply Company, Inc. (New York, N.Y.), 1918- Box 231, Folder 2896 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library Trade catalogs collection., 1800-1978…
Pullman Automatic Ventilator Manufacturing Company (York, Pa.), 1906- Box 231, Folder 2897 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library Trade catalogs collection., 1800-1978…
Pullman-Standard Car and Manufacturing Company (Chicago, Ill.), 1941- Box 255 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library Trade catalogs collection., 1800-1978…
Pulsometer Steam Pump Company (New York, N.Y.), 1911- Box 231, Folder 2898 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library Trade catalogs collection., 1800-1978…
Pure Oil Company (Chicago, Ill.), 1939-1943 Box 231, Folder 2899 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library Trade catalogs collection., 1800-1978…
Purina Mills (St. Louis, Mo.), 1942- Box 232, Folder 2900 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library Trade catalogs collection., 1800-1978…
Purinton, C. F., Company (South Easton, Mass.), undated Box 232, Folder 2901 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library Trade catalogs collection., 1800-1978…
Puro Sanitary Drinking Fountain Company (Haydenville, Mass.), 1930- Box 232, Folder 2902 Bookmark Collection Context Yale University -Beinecke Rare Book and Manuscript Library Trade catalogs collection., 1800-1978…