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Martha Crary Halpern Research Papers, tbd (inclusive)
Held at: Philadelphia Museum of Art Archives [Contact Us]
Held at: Philadelphia Museum of Art Archives [Contact Us]
Held at: Friends Historical Library of Swarthmore College [Contact Us]
Held at: The Historical and Interpretive Collections of The Franklin Institute [Contact Us]
Held at: The Historical and Interpretive Collections of The Franklin Institute [Contact Us]
Held at: The Historical and Interpretive Collections of The Franklin Institute [Contact Us]
Held at: Fairmount Park Historic Resource Archives [Contact Us]
Held at: Bryn Mawr College [Contact Us]
Held at: Science History Institute Archives [Contact Us]
Held at: Science History Institute Archives [Contact Us]
Held at: Science History Institute Archives [Contact Us]
Held at: Science History Institute Archives [Contact Us]
Held at: Science History Institute Archives [Contact Us]
Held at: Science History Institute Archives [Contact Us]
Held at: Science History Institute Archives [Contact Us]
Held at: Science History Institute Archives [Contact Us]
Held at: Science History Institute Archives [Contact Us]
Held at: University of Pennsylvania: Biddle Law Library [Contact Us]
Held at: University of Pennsylvania: Biddle Law Library [Contact Us]