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Photographs from the Records & Ephemera of Hercules Incorporated, 1912-2007 (inclusive) 1940s-1970s (bulk)
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: 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: 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: Philadelphia Museum of Art Archives [Contact Us]
Held at: Philadelphia Museum of Art Archives [Contact Us]
Held at: Philadelphia Museum of Art Archives [Contact Us]
Held at: Philadelphia Museum of Art Archives [Contact Us]
Held at: Philadelphia Museum of Art Archives [Contact Us]
Held at: Philadelphia Museum of Art Archives [Contact Us]
Held at: Philadelphia Museum of Art Archives [Contact Us]
Held at: Philadelphia Museum of Art Archives [Contact Us]
Held at: Philadelphia Museum of Art Archives [Contact Us]
Held at: Philadelphia Museum of Art Archives [Contact Us]
Held at: Philadelphia Museum of Art Archives [Contact Us]
Held at: University of Pennsylvania: Penn Museum Archives [Contact Us]
Held at: University of Pennsylvania: Penn Museum Archives [Contact Us]
Held at: University of Pennsylvania: Penn Museum Archives [Contact Us]
Held at: University of Pennsylvania: Penn Museum Archives [Contact Us]
Held at: University of Pennsylvania: Penn Museum Archives [Contact Us]
Held at: University of Pennsylvania: Penn Museum Archives [Contact Us]
Held at: University of Pennsylvania: Penn Museum Archives [Contact Us]
Held at: University of Pennsylvania: Penn Museum Archives [Contact Us]
Held at: University of Pennsylvania: Archives at the Library of the Katz Center for Advanced Judaic Studies [Contact Us]
Held at: University of Pennsylvania: Archives at the Library of the Katz Center for Advanced Judaic Studies [Contact Us]
Held at: Free Library of Philadelphia: Rare Book Department [Contact Us]
Held at: Free Library of Philadelphia: Children's Literature Research Collection [Contact Us]
Held at: Free Library of Philadelphia: Rare Book Department [Contact Us]