The trio he formed with Noel Paul Stookey and Mary Travers became a pop phenomenon, scoring hits like “If I Had a Hammer” and “Puff the Magic Dragon.” By Jim Farber Published Jan. 7, 2025Updated Jan. 10, 2025 CLICK HERE TO READ ON NYT Peter Yarrow, whose caring and righteous vocals for the trio Peter, Paul and Mary helped establish them as one of the most popular folk acts of the 1960s, died on Tuesday at his home on the Upper West Side of Manhattan. He was 86. Ken Sunshine,