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Crefeld School Collection, 1965-2011 (inclusive)
Held at: Chestnut Hill Historical Society [Contact Us]
Held at: Chestnut Hill Historical Society [Contact Us]
Held at: Quakertown Historical Society [Contact Us]
Held at: The Archives at the School in Rose Valley [Contact Us]
Held at: Williamson College of the Trades (Williamson Free School of Mechanical Trades) [Contact Us]
Held at: Westtown School Archives [Contact Us]
Held at: Westtown School Archives [Contact Us]
Held at: Haverford College Quaker & Special Collections [Contact Us]
Held at: Princeton University Library: Public Policy Papers [Contact Us]
Held at: Wagner Free Institute of Science [Contact Us]
Held at: Bryn Mawr College [Contact Us]