Author
Pennsylvania
7
Adams, Herbert B. 1850-1901
5
Bemis, Edward Webster, 1860-1930
3
Pennsylvania Economy League
3
Alderfer, Harold F. b. 1903
2
Bourinot, John George, Sir, 1837-1902
2
Channing, Edward, 1856-1931
2
Daniels, Bruce Colin
2
Gould, E. R. L. 1860-1915
2
Haynes, John, 1865-
2
Historical Records Survey (U.S.) North Carolina
2
Holcomb, William P.
2
Hunt, Mitchell Jerry, 1918-
2
Moak, Lennox L.
2
North Carolina Historical Commission
2
Penjerdel (Corporation)
2
Pennsylvania. General Assembly. Legislative Reference Bureau
2
Shaw, Albert, 1857-1947
2
Shinn, Charles Howard, 1852-1924
2
U.S Work Projects Administration Division of Community Service Programs
2
United States. Work Projects Administration. Division of Professional and Service Projects
2
Wilhelm, Lewis Webb
2
Adams, Charles Francis, 1835-1915
1
Alderfer, Harold F. 1903-1983
1
Allegheny (Pa.)
1
Allegheny (Pa.) Ordinances, etc
1
Altshuler, Alan A., 1936-
1
American Philosophical Society
1
Bacon, Nathaniel, 1547-1622
1
Baker, Gillian M.
1
Bayard, Thomas F. 1828-1898
1
Bliss, Ward Raymond, 1855-
1
Booth, P. H. W.
1
Brecher, Charles
1
Breisch, C. C.
1
Chamber of Commerce of Greater Philadelphia
1
Chester (Pa.)
1
Chetham Society
1
Dunlop, James, 1795-1856
1
Elliott, John H.
1
Fertig, John H.
1
Foster, William E. 1851-1930
1
Fowler, William Chauncey, 1793-1881
1
Freeman, Edward A. 1823-1892
1
Frey, R. S. 1883-
1
Glidden, Burt R
1
Green, Alice Stopford, 1848-1929
1
Guess, William Conrad
1
Haines, William T.
1
Historical Records Survey (U.S.) New Hampshire
1
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