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  1. By: Warren, Benjamin Harry,
    Publication info: [n.d.]
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
  2. By: Warren, Benjamin Harry, - Henshaw, Henry W. (Henry Wetherbee),
    Publication info: Scranton, 1914
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
  3. By: Pearson, Leonard, - Warren, Benjamin Harry,
    Publication info: [Harrisburg, Pa.], C.M. Busch, 1897
    Holding Institution: University of California Libraries
  4. By: Pearson, Leonard, - Warren, Benjamin Harry,
    Publication info: Harrisburg, C.M. Busch, state printer, 1897
    Holding Institution: Smithsonian Libraries and Archives
  5. By: Pearson, Leonard, - Warren, Benjamin Harry,
    Publication info: Harrisburg, Pa, C.M. Busch, state printer, 1897
    Holding Institution: Penn State University
  6. By: Warren, Benjamin Harry,
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
  7. By: Warren, Benjamin Harry,
    Publication info: West Chester, Penn'a., Pub by the author, 1892
    Holding Institution: Library of Congress
  8. By: Pennsylvania. Ornithologist. - Warren, Benjamin Harry,
    Publication info: Harrisburg, E.K. Meyers, State Printer, 1888
    Holding Institution: Smithsonian Libraries and Archives
  9. By: Pennsylvania. Ornithologist. - Warren, Benjamin Harry,
    Edition: 2d ed.
    Publication info: Harrisburg, E. K. Meyers, state printer, 1890
    Holding Institution: University of California Libraries
  10. By: Warren, Benjamin Harry,
    Edition: 2d ed., rev. and augm.
    Publication info: Harrisburg, E.K. Meyers, State Printer, 1890
    Holding Institution: Penn State University
  11. By: Pennsylvania. Ornithologist. - Warren, Benjamin Harry,
    Publication info: Harrisburg, E.K. Meyers, State Printer, 1888
    Holding Institution: University of California Libraries
  12. By: Pennsylvania. Ornithologist. - Warren, Benjamin Harry,
    Edition: 2d ed., rev. and augm.
    Publication info: Harrisburg, E.K. Meyers, State Printer, 1890
    Holding Institution: Multiple institutions
  13. By: Warren, Benjamin Harry,
    Publication info: [Harrisburg], C. M. Busch, printer, 1897
    Holding Institution: Library of Congress
    BHL Collections: Blog Features
  14. By: Warren, Benjamin Harry, - Brewster, William,
    Holding Institution: Harvard University, Museum of Comparative Zoology, Ernst Mayr Library
    BHL Collections: William Brewster Papers