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  1. Beautiful wild flowers of America, from original water-color drawings after nature by Isaac Sprague; descriptive text by A.B. Hervey.
    By: Sprague, Isaac, - Hervey, A. B.
    Publication info: Boston :Estes & Lauriat,1882.
    Contributed by: Canadiana.org (archive.org)
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  2. Drawings/prints associated with USPRR reports & photographs/archival material
    By: Schott, Arthur, - Sprague, Isaac,
    Contributed by: Mertz Library, The New York Botanical Garden
    BHL Collections: New York Botanical Garden
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  3. Flowers of the field and forest from original water-color drawings after nature /
    By: Sprague, Isaac, - Hervey, A. B.
    Publication info: Troy, N.Y. :Nims and Knight,1888, c1885.
    Contributed by: Canadiana.org (archive.org)
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  4. Flowers of the field and forest from original water-color drawings after nature /
    By: Sprague, Isaac, - Hervey, A. B.
    Publication info: Boston :L.C. Page,1899.
    Contributed by: Canadiana.org (archive.org)
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  5. Flowers of the field and forest. From original water-color drawings after nature, by Isaac Sprague. Descriptive text by A.B. Hervey.
    By: Sprague, Isaac,
    Publication info: Boston,S.E. Cassino,1882.
    Contributed by: Gerstein - University of Toronto (archive.org)
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  6. Genera florae Americae boreali-orientalis illustrata. The genera of the plants of the United States illustrated by figures and analyses from nature,
    By: Gray, Asa, - Sprague, Isaac,
    Publication info: Boston :J. Munroe and Co.,1848-49.
    Contributed by: University of Illinois Urbana Champaign
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  7. Wayside flowers and ferns from original water-color drawings by Isaac Sprague.
    By: Hervey, A. B. - Sprague, Isaac,
    Publication info: Boston,L. C. Page and Company (Inc.)1899.
    Contributed by: Cornell University Library
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