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  1. A biographical notice of George W. Tryon, Jr., conservator of the Conchological Section of the Academy of Natural Sciences of Philadelphia.
    By: Ruschenberger, W. S. W.
    Publication info: [Philadelphia]H. Binder, printer,1888.
    Contributed by: University of California Libraries (archive.org)
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  2. Elements of botany : prepared for the use of schools and colleges / by W.S.W. Ruschenberger ; from the text of Milne Edwards and Achille Comte.
    By: Ruschenberger, W. S. W. - Comté, Achille, - Milne-Edwards, H.
    Publication info: Philadelphia :Grigg & Elliot,1846, c1844.
    Contributed by: University of California Libraries (archive.org)
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  3. Elements of conchology / Prepared for the use of schools and colleges, by W.S.W. Ruschenberger. From the text of Milne Edwards and Achille Comte.
    By: Ruschenberger, W. S. W. - Comté, Achille, - Milne-Edwards, H.
    Publication info: Philadelphia :Grigg & Elliot,1844.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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  4. Elements of conchology : prepared for the use of schools and collges / by W.S.W. Ruschenberger ; from the text of Milne Edwards and Achille Comté ; with plates.
    By: Ruschenberger, W. S. W. - Comté, Achille - Milne-Edwards, H.
    Publication info: Philadelphia :Griggs & Elliot,1845, c1842.
    Contributed by: University of California Libraries (archive.org)
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  5. Elements of entomology : prepared for the use of schools and colleges / by W.S.W. Ruschenberger ; from the text of Milne-Edwards and Achille Comté ; with plates.
    By: Ruschenberger, W. S. W. - Comté, Achille J. - Milne-Edwards, H.
    Publication info: Philadelphia :Grigg & Elliot,1845.
    Contributed by: University of California Libraries (archive.org)
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  6. Elements of herpetology, and of ichthyology : prepared for the use of schools and colleges / by W.S.W. Ruschenberger ; from the text of Milne Edwards and Achille Comté.
    By: Ruschenberger, W. S. W. - Comté, Achille, - Milne-Edwards, H.
    Publication info: Philadelphia :Grigg & Elliot,1844.
    Contributed by: University of California Libraries (archive.org)
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  7. Elements of mammalogy; prepared for the use of schools and colleges.
    By: Ruschenberger, W. S. W.
    Publication info: Philadelphia,Grigg and Elliot,1845.
    Contributed by: University of California Libraries (archive.org)
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  8. Elements of natural history : embracing zoology, botany and geology for schools, colleges and families / by W.S.W. Ruschenberger.
    By: Ruschenberger, W. S. W.
    Publication info: Philadelphia :Claxton, Remsen & Haffelfinger,1871 [c1850]
    Contributed by: University of California Libraries (archive.org)
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  9. Elements of ornithology. Prepared for the use of schools and colleges, by W. S. W. Ruschenberger. From the text of Milne Edwards and Achille Comte.
    By: Ruschenberger, W. S. W. - Comte, Achille Joseph, - Milne-Edwards, H.
    Publication info: Philadelphia,Grigg & Elliot,1845.
    Contributed by: University of California Libraries (archive.org)
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  10. A notice of the origin, progress, and present condition of the Academy of Natural Sciences of Philadelphia / by W.S.W. Ruschenberger.
    By: Ruschenberger, W. S. W.
    Publication info: Philadelphia :T.K. and P.G. Collins, Printers,1852.
    Contributed by: University of California Libraries (archive.org)
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  11. Ornithology : the natural history of birds : third-book of natural history prepared for the use of schools and colleges /
    By: Ruschenberger, W. S. W. - Comté, Achille, - Milne-Edwards, H. - Wetmore, Alexander,
    Publication info: Philadelphia :Turner & Fisher, publishers,1842.
    Contributed by: Smithsonian Libraries
    BHL Collections: Smithsonian Libraries
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