Military Discharge - Joseph Frost

E. Salvmon, Purser, testified that Joseph Frost. a seaman n the US Navy on Lake Erie, was discharged on 10 Jul 1814. Approved Edw. Kennedy......Recieved and recorded 28 Dec 1816.
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Abstract found in "Register of Black, Mulatto and Poor Persons in
Four Ohio Counties (1791-1861)pg. 20.....The original and complete record is located in the Probate Court of Ross County, Ohio.

From the title of the book I believe that Joseph Frost was a person of color. Any thoughts?

Art