David, check page 229 at http://books.google.com/books?id=xksTAAAAYAAJ&pg=PA229&lpg=PA229&dq=%22Tallahatchie+River%22+Mississippi+OR+MS+OR+Sardis+%22Belmont%22&source=bl&ots=faNLNJUk22&sig=1rW8AklWgR7JDYu2SSBRLvj1zT0&hl=en&ei=6JRdSo7xEOaGmQfe8pWBAQ&sa=X&oi=book_result&ct=result&resnum=8 for a little bit more information about Belmont

If you have the book, it is from page 229 of Mississippi : Comprising Sketches of Counties, Towns, Events, Institutions ... By Dunbar Rowland.

The history of some of these old, now extinct towns in Mississippi is fascinating.