sentences:  He specializes in songs of Arizona and the American Southwest, but often goes back to his roots as a jazz musician.Dolan pioneered the use of large-screen photography to illustrate his songs.He was an original member of The New Christy Minstrels and was with them for their first five albums, several gold records, their Grammy in 1963 for Best Group, major concert appearances, and a full season (1962–1963) as regulars on the nationally televised "Andy Williams Show".