↑ Sloane, James Renwick Wilson, "Life and work of J. R. W. Sloane, D. D., professor of theology in the Reformed Presbyterian seminary at Allegheny City, Penn. 1868-1886 and pastor of the Third Reformed Presbyterian church, New York, 1856-1868," New York, A. C. Armstrong and Son, 1888. Digitial archive. (www.archive.org; accessed 26 Feb 2020). link.
See also:
"United States Census, 1850," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M857-RYK : 12 April 2016), Mary Slone in household of William Slone, Washington county, Washington, Illinois, United States; citing family 257, NARA microfilm publication M432 (Washington, D.C.: National Archives and Records Administration, n.d.).
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