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  1. The birds of North and Middle America : a descriptive catalogue of the higher groups, genera, species, and subspecies of birds known to occur in North America, from the Arctic lands to the Isthmus of Panama, the West Indies and other islands of the Caribbean sea, and the Galapagos Archipelago /
    By: Ridgway, Robert, - Friedmann, Herbert,
    Publication info: Washington :Govt. Print. Off.,1901-
    Contributed by: Cornell University Library
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  2. The birds of North and middle America: a descriptive catalogue of the higher groups, genera, species, and subspecies of birds known to occur in North America, from the Arctic lands to the Isthmus of Panama, the West Indies and other islands of the Caribbean sea, and the Galapagos Archipelago.
    By: Ridgway, Robert, - Friedmann, Herbert,
    Publication info: Washington,Govt. Print. Off.,1901-
    Contributed by: Boston College Libraries (archive.org)
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  3. Birds of the world; a popular account. With a chapter on the anatomy of birds, by Frederic A. Lucas; the whole edited by Robert Ridgway.
    By: Knowlton, Frank Hall, - Lucas, Frederic A. - Ridgway, Robert,
    Publication info: New York,Holt,1909.
    Contributed by: University of California Libraries (archive.org)
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  4. Catalogue of the aquatic and fish-eating birds exhibited by the United States National Museum / by Robert Ridgway
    By: Ridgway, Robert, - United States National Museum. - Great International Fisheries Exhibition
    Publication info: Washington :G.P.O.,1883.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  5. Color standards and color nomenclature,
    By: Ridgway, Robert,
    Publication info: Washington, D. C.The author,1912.
    Contributed by: Missouri Botanical Garden, Peter H. Raven Library
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  6. Correspondence : Ridgway (Robert) and Engelmann (George), 1880.
    By: Ridgway, Robert,
    Contributed by: Missouri Botanical Garden, Peter H. Raven Library
    BHL Collections: Engelmann Papers, Missouri Botanical Garden
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  7. A history of North American birds / by S. F. Baird, T. M. Brewer, and R. Ridgway.
    By: Baird, Spencer Fullerton, - Brewer, T. M. - Ridgway, Robert,
    Publication info: Boston :Little, Brown,1905.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  8. A history of North American birds. Land birds.
    By: Baird, Spencer Fullerton, - Brewer, T. M. - Ridgway, Robert,
    Publication info: Boston,Little, Brown,1874.
    Contributed by: American Museum of Natural History Library
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  9. The humming birds / by Robert Ridgway.
    By: Ridgway, Robert,
    Publication info: Washington :Govt. Print. Off.,1892.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  10. The humming birds. By Robert Ridgway.
    By: Ridgway, Robert,
    Contributed by: Prelinger Library (archive.org)
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  11. A manual of North American birds by Robert Ridgway.
    By: Ridgway, Robert,
    Publication info: Philadelphia :J.B. Lippincott,1887.
    Contributed by: Canadiana.org (archive.org)
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  12. A manual of North American birds.
    By: Ridgway, Robert,
    Edition: 2d ed.
    Publication info: Philadelphia,J. B. Lippincott Company,1896.
    Contributed by: Cornell University Library
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  13. A manual of North American birds.
    By: Ridgway, Robert,
    Publication info: Philadelphia,J. B. Lippincott,1887.
    Contributed by: Cornell University Library
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  14. A manual of North American birds.
    By: Ridgway, Robert,
    Publication info: Philadelphia,Lippincott,1887.
    Contributed by: Gerstein - University of Toronto (archive.org)
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  15. A manual of North American birds.
    By: Ridgway, Robert,
    Edition: 4th ed.
    Publication info: Philadelphia :J.B. Lippincott Co.,1900.
    Contributed by: University of Illinois Urbana Champaign
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  16. A manual of North American birds. By Robert Ridgway. Illustrated by 464 outline drawings of the generic characters.
    By: Ridgway, Robert,
    Edition: 2d ed.
    Publication info: Philadelphia,J. B. Lippincott company,1896.
    Contributed by: American Museum of Natural History Library
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  17. A manual of North American birds. By Robert Ridgway. Illustrated by 464 outline drawings of the generic characters.
    By: Ridgway, Robert,
    Publication info: Philadelphia,J. B. Lippincott Company,1887.
    Contributed by: American Museum of Natural History Library
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  18. A nomenclature of colors for naturalists : and compendium of useful knowledge for ornithologists /
    By: Ridgway, Robert, - John Wilson and Son,
    Publication info: Boston :Little, Brown and Company,1886.
    Contributed by: Research Library, The Getty Research Institute (archive.org)
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  19. Nomenclature of North American birds chiefly contained in the United States National Museum.
    By: Ridgway, Robert,
    Publication info: Washington,Govt. Print. Off.,1881.
    Contributed by: Cornell University Library
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  20. Die Nordamerikanische Vogelwelt / von Heinrich Nehrling ... Unter künstlerischer Mitwirkung von Prof. Robert Ridgway ... Prof. A. Göring ... und Akademiemaler Gustav Mützel ...
    By: Nehrling, Henry, - Ridgway, Robert,
    Publication info: Milwaukee, Wis. :G. Brumber,1891.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  21. Die Nord-Amerikanische Vogelwelt. Von Heinrich Nehrling ... Unter künstlerischer Mitwirkung von Prof. Robert Ridgway ... Prof. A. Göring ... und Akademiemaler Gustav Mützel ...
    By: Nehrling, Henry, - Ridgway, Robert,
    Publication info: Milwaukee, Wis.,G. Brumder[1889]-91.
    Contributed by: American Museum of Natural History Library
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  22. On a collection of birds made by Messrs. J. E. Benedict and W. Nye of the United States Fish commission steamer "Albatross." By Robert Ridgway.
    By: Ridgway, Robert, - Benedict, James E. - Nye, W.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  23. The ornithology of Illinois / [by Robert Ridgway and S.A. Forbes].
    By: Ridgway, Robert, - Forbes, Stephen Alfred,
    Publication info: Springfield, Ill.,H.W. Rokker, printer,1889-1895.
    Contributed by: American Museum of Natural History Library
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  24. The ornithology of Illinois. Part I. Descriptive catalogue. By Robert Ridgway. Part II. Economic ornithology. By S. A. Forbes. Pub. by the authority of the state Legislature.
    By: Ridgway, Robert,
    Publication info: Springfield, Ill. :H. W. Rokker, printer,1889-95.
    Contributed by: University of California Libraries (archive.org)
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  25. The ornithology of Illinois. Part I. Descriptive catalogue. By Robert Ridgway. Part II. Economic ornithology. By S.A. Forbes. Pub. by the authority of the state Legislature.
    By: Ridgway, Robert,
    Publication info: Springfield, Ill. :H.W. Rokker, printer,1889-95.
    Contributed by: University of Illinois Urbana Champaign
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  26. The ornithology of Illinois. Part I. Descriptive catalogue. By Robert Ridgway. Part II. Economic ornithology. By S. A. Forbes. Pub. by the authority of the state Legislature.
    By: Ridgway, Robert,
    Publication info: Springfield, Ill.,H. W. Rokker, printer,1889-95.
    Contributed by: MBLWHOI Library, Woods Hole
    BHL Collections: MBLWHOI Library, Woods Hole
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  27. The ornithology of Illinois. Part I. Descriptive catalogue.
    By: Ridgway, Robert, - Illinois.
    Publication info: Springfield, Ill.,H. W. Rokker, Printer,1889-95.
    Contributed by: Cornell University Library
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  28. Outlines of a natural arrangement of the Falconidae.
    By: Ridgway, Robert,
    Publication info: Washington,Govt. Print. Off.,1875.
    Contributed by: Cornell University Library
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  29. Part I. Palæontology. By F. B. Meek. Part II. Palæontology. By James Hall and R. P. Whitfield. Part III. Ornithology. By Robert Ridgway...
    By: Meek, F. B. - Hall, James, - Ridgway, Robert, - Whitfield, Robert Parr,
    Publication info: Washington,Govt. print. off.,1877.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  30. Report of the geological exploration of the fortieth parallel /
    By: United States Geological Exploration of the Fortieth Parallel - Bien, Julius, - Eaton, Daniel Cady, - Emmons, Samuel Franklin, - Hague, A. - Hague, James D. - Hall, James, - King, Clarence, - Meek, F. B. - Ridgway, Robert, - Watson, Sereno, - Whitfield, R. P.
    Publication info: Washington, D.C. :G.P.O.,1870-80
    Contributed by: University of Illinois Urbana Champaign
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  31. Report of the Geological exploration of the fortieth parallel
    By: United States Geological Exploration of the Fortieth Parallel - Bien, Julius, - Eaton, Daniel Cady, - Emmons, Samuel Franklin, - Hague, A. - Hague, James D. - Hall, James, - King, Clarence, - Meek, F. B. - Ridgway, Robert, - Watson, Sereno, - Whitfield, Robert Parr,
    Publication info: Washington :Govt. Print. Off.,1870-80
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  32. The water birds of North America. By S. F. Baird, T. M. Brewer and R. Ridgway. Issued in continuation of the publications of the Geological survey of California. J. D. Whitney, state geologist.
    By: Baird, Spencer Fullerton, - Brewer, T. M. - Ridgway, Robert,
    Publication info: Boston,Little, Brown, and Company,1884.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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