Here's a site with lots of info on the care and feeding of gravestones: http://members.aol.com/ctgravenet/dosdonts.htm Although if the tombstone is almost obliterated and can't be photographed as is, wouldn't it be better to do a rubbing and publish it online or in a book to preserve it before it's lost to eternity? Jeannie Smith RALSTON, HAMILTON, LUSBY, REED, MATHERS (first two are Mad. Co. names ) Also looking for Hattie ? m. to John RALSTON , Mad. Co. OH, m. ca 1860-1870 in OH or IA.