Dec. 4/02 Published by Chappell in 1955. It is out of print, but available from a Music Print service in the Netherlands which lists this work. According to their company info page they represent 50 publishers, so it looks like they provide authorized copies of out of print material. They say they have 18,000 titles. The price listed for Snake Fence Country is Euros 47.00.
http://www.musicprint.nl/index.html?loadfile=item2047.html (What's this?)