Jerry Koosman in . . . The Franchise All-Time All-Stars

Tom Seaver, 'The Franchise,' is still the Mets' brightest star

1969 Topps Super Jerry Koosman

New York Mets to Retire 2 Legends Jersey Numbers Next Season - Sports Illustrated New York Mets News, Analysis and More

BLOMBERG COLUMN: Childhood favorite Koosman, star of 'Miracle Mets,' righly honored by franchise

Meet the (Champion) Mets: It Was All in the Cards - The New York Times

Kooz in The Big Apple - BallNine

The 9 greatest players in New York Mets history

Seaver was a 3-time Cy Young winner and was elected to the Hall in '92

Mets retire Willie Mays' No. 24 as Old-Timers' Day returns

Jerry Koosman: All Time Mets Left Handed Pitcher (Part One: 1967-1972)

How New York Mets signed pitcher Jerry Koosman thanks to eagle-eyed Staten Islander

SNY's graphic on Koosman : r/NewYorkMets