Nina Corbin of Little Rock will be guest speaker at the Tri-County Genealogy meeting Sunday July 10. The group will meet at the genealogy library in Marvell at 2 p.m. Corbin is a member of the Arkansas Genealogical Society and is a volunteer at the LDS library in Little Rock. She will talk about her visits to the LDS library in Salt Lake City and will touch on the holdings in the various LDS branch libraries. This will be followed by an open question and answer session about any problems or brick walls members may have. Visitors are welcome.