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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Bausch & Lomb Optical Company.
    Edition: Thirteenth edition.
    Publication info: Rochester, N.Y, Press of A.J. Wegman, [1892?]
    Holding Institution: National Library of Medicine
  2. By: Bausch & Lomb Optical Company.
    Publication info: Rochester, N.Y, Publication Dept., Bausch & Lomb Optical Co, [1898-1900]
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
  3. By: Bausch & Lomb Optical Company.
    Publication info: Rochester, N.Y, Publication Dept., Bausch & Lomb Optical Co, [1901-1903]
    Holding Institution: New York Botanical Garden, LuEsther T. Mertz Library
  4. By: Bausch & Lomb Optical Company.
    Publication info: Rochester, N.Y, 1915
    Holding Institution: University of Toronto - Gerstein Science Information Centre
  1. By: Bausch & Lomb Optical Company.
    Type: Correspondence
    In: George Golding Kennedy correspondence
    Date: 1898-05-03