Little Birdie - The Greenbriar Boys – Frank Wakefield, John Herald, Bob Yellin, Jim Buchanan -1966

The Greenbriar Boys - Little Birdie (Live 1966 at Pete Seeger's Rainbow Quest)

Russian Around -- The Greenbriar Boys

Mike Seeger, Bob Yellin, & Eric Weissberg - "Old Joe Clark" [Official Audio]

Life On The Installment Plan - Paul Clayton and Bob Yellin

BAD BOB - Yellin' by my side

greenbriar boys - a minor breakdown