Which members of The Clinch Mountain Boys released a recording of "Molly and Tenbrooks" in 1948?
Molly and Tenbrooks:  In 1948, The Stanley Brothers released a recording of it in the Blue Grass Boys' style, marking the first recorded adoption of the bluegrass style by a second band. The Stanley Brothers:  Ralph and Carter performed as The Stanley Brothers with their band, The Clinch Mountain Boys, from 1946 to 1966.
The Stanley Brothers