from "French and British Land Grants in the Post Vincennes (Indiana) District, 1750-1784"
Tract99: Richard Johnson to John Johnson
Tract98: John Johnson, Jr to John Gibson
on waters of river Des Chis: Richard Johnson to Jacob Minor (bounded by Luke Decker)
Tract95: Peter Thorn to John Johnson
Very likely related to Richard and Ellen:
John Johnson 3 FEB 1787 - 11 MAY 1831 Pike Co, IN m. Nancy Wilson 29 Jul 1809 Knox
http://awt.ancestry.com/cgi-bin/igm.cgi?op=GET&db=johndmcmullen&id=I11929
also possibly siblings of Margaret "Peggy" Johnson who married Jacob Decker.