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General correspondence relating to Civil Works projects originating under the Wilmington and Philadelphia Engineers, 1907-1943 (bulk) 1871-1948 (inclusive)
Held at: National Archives at Philadelphia [Contact Us]
Held at: National Archives at Philadelphia [Contact Us]
Held at: Haverford College Quaker & Special Collections [Contact Us]
Held at: Haverford College Quaker & Special Collections [Contact Us]
Held at: Haverford College Quaker & Special Collections [Contact Us]
Held at: Historical Medical Library of The College of Physicians of Philadelphia [Contact Us]
Held at: Historical Medical Library of The College of Physicians of Philadelphia [Contact Us]
Held at: Independence Seaport Museum, J. Welles Henderson Archives and Library [Contact Us]
Held at: Library Company of Philadelphia [Contact Us]