Starting Sept. 30, 2014, Genealogy.com will be making a big change. GenForum
message boards, Family Tree Maker homepages, and the most popular articles
will be preserved in a read-only format, while several other features will
no longer be available, including member subscriptions and the Shop.
The first record showing Joseph Elder and wife Mary is a 1762 deed for land in Brunswick County, Virginia. I've recently learned of the 1754 will of Samuel Matthews of Dinwiddie County, Virginia, naming wife Ann and children William, John, Mary and Elizabeth. There are few surviving records from Dinwiddie County for that period, but other records suggest that Mary Matthews, daughter of Samuel, was the wife of Joseph Elder. There's more information, including a link to the will, here: