Peter Yarrow, who was one third of the popular 1960s folk trio Peter, Paul and Mary and co-writer of the song “Puff, the ...

Peter Yarrow was a singer-songwriter and a social activist, but he was best known as one-third of the folk-music group Peter, Paul and Mary.

A legendary folk singer-songwriter who wrote his biggest hit at a Central New York school is dead at age 86. Peter Yarrow, ...