"_____John's wife Eunice died suddenly, July 3, 1749. The following year, 1750, he married Mary Horton of Rehoboth (a widow with two daughters), and to them were born:
" (19) Martin Ellis, 1753; m. Mary Kingsley, Richmond, N. H., 1777
" (20) John Ellis, 1755; m Rachel Marsh, Richmond, 1774.
" (21) Martha Ellis, 1756.
" (22) Rebecca Ellis, 1758, m. Hugh Bullock, Royalston.
" (23) Lois Ellis, 1750.
" (24) Benjamin Ellis, 1762; m. Ruth Ingalls, Richmond, 1785.
" (25) Olive Ellis, 1765.
" (26) Sabra Ellis, 1767.
"_____All but the last one were born in Rehoboth; she was born in Richmond, showing the family removed about 1766. John Ellis was all of twenty years older than Henry Ingalls and the Ingalls children were all born in Richmond, except the first two."
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"On this land is the Ellis burying place,..." <-- "this land" appears to refer to land owned by John and passed down through the family in / near Richmond, New Hampshire.
"...having about twenty graves, supposed to include those of John and Mary Ellis."