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  1. The borderland of science: a series of familiar dissertations on stars, planets, and meteors; sun and moon; gambling; earthquakes; flying-machines; coal; coincidence; ghosts; etc. By Richard A. Proctor ...
    By: Proctor, Richard A.
    Publication info: London :Wyman & Sons,[1882]
    Contributed by: University of California Libraries (archive.org)
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  2. Light science for leisure hours : a series of familiar essays on scientific subjects, natural phenomena, &c. / by Richard A. Proctor.
    By: Proctor, Richard A.
    Edition: New ed.
    Publication info: London :Longmans, Green, and Co.,1886.
    Contributed by: University of California Libraries (archive.org)
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  3. Light science for leisure hours, second series familiar essays on scientific subjects, natural phenomena, &c. with a sketch of the life of Mary Somerville / by Richard A. Proctor
    By: Proctor, Richard A. - Making of America Project.
    Publication info: London :Longmans, Green,1873
    Contributed by: University of California Libraries (archive.org)
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  4. Light science for leisure hours. A series of familiar esays on scientific subjects, natural phenomena, &c., &c. By Richard A. Proctor ...
    By: Proctor, Richard A.
    Publication info: N.Y.Appleton,1871.
    Contributed by: University of California Libraries (archive.org)
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  5. Light science for leisure hours. Third series. Familiar essays on scientific subjects, natural phenomena, &c. By Richard A. Proctor ...
    By: Proctor, Richard A.
    Edition: New ed.
    Publication info: London :Longman's, Green, and Co.,1886.
    Contributed by: University of California Libraries (archive.org)
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  6. Pleasant ways in science / by Richard A. Proctor.
    By: Proctor, Richard A.
    Publication info: London :Longmans, Green,1905.
    Contributed by: Gerstein - University of Toronto (archive.org)
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  7. Rough ways made smooth; a series of familiar essays on scientific subjects.
    By: Proctor, Richard A.
    Edition: New ed.
    Publication info: London,Longmans,1888.
    Contributed by: University of California Libraries (archive.org)
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