In a message dated 6/9/2006 3:10:48 P.M. Eastern Standard Time, Usaf1135@aol.com writes: Quaker graves were usually unmarked. They did not believe in gravestones. I don't believe this is completely accurate, or perhaps its "era" dependent. I have found 3 generations of Quaker ancestor stones (behind Quaker meeting houses in Maine and RI) from 1820s-1898. All were clearly marked and made of stone/granite. Laurie