Massachusetts-born Yodeling Slim Clark (originally Raymond LeRoy Clark) was one of the finest vocalists in cowboy and western music during the '40s. He claimed that he knew he wanted to be a cowboy singer by age eight, and learned to play guitar and sing listening to records. He began his professional career in 1937, singing throughout central Massachusetts. He began appearing regularly on station WKNE Keene, New Hampshire, in 1941, beginning his recording career five years later for the Continental label, where he cut most of his records, which feature only Clark singing, yod...