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  1. Elements of mineralogy / by Richard Kirwan.
    By: Kirwan, Richard,
    Publication info: London :Printed for P. Elmsly,1784.
    Contributed by: University of California Libraries (archive.org)
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  2. The manures most advantageously applicable to the various kinds of soils, and the causes of their beneficial effect in each particular instance ... By Richard Kirwan, esq., F.R.S. & M.R.I.A. Author of the Elements of mineralogy, &c. From the 6th London ed.
    By: Kirwan, Richard,
    Publication info: Philadelphia:Printed by Kimber, Conrad, and co. No. 93 Market street, & 170 South Second street ...1807.
    Contributed by: Library of Congress
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