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  1. Outlines of the first course of Yale agricultural lectures By Henry S. Olcott. With an introduction by John A. Porter
    By: Olcott, Henry Steel, - Porter, John A. - Making of America Project.
    Publication info: New York,C.M. Saxton, Barker & Co.,1860
    Contributed by: University of California Libraries (archive.org)
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  2. Principles of chemistry embracing the most recent discoveries in the science, and the outlines of its application to agriculture and the arts / by John A. Porter.
    By: Porter, John A.
    Publication info: New York :A.S. Barnes,1857.
    Contributed by: University of California Libraries (archive.org)
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