Mets announce Jerry Koosman number retirement date –

Jerry Koosman Jersey Retirement Ceremony

Jerry Koosman Jersey Retirement Ceremony

Jerry Koosman's No. 36 retired by Mets

Mets Retire Legendary Pitcher Jerry Koosman's No. 36 - Sports Illustrated New York Mets News, Analysis and More

Humble Jerry Koosman joins Mets hopefully-expanding pantheon with number retirement

Mets to Retire Jerry Koosman's Jersey - The New York Times

Ed Kranepool must be next Mets number retired after Jerry Koosman: Pantorno – Metro US

With Jerry Koosman's number getting retired, here are four more Mets deserving of the honor

Jerry Koosman's No. 36 to Be Retired By Mets in June – NBC New York

Jerry Koosman's No. 36 to Be Retired By Mets in June – NBC New York

Jerry Koosman's No. 36 retired by Mets

NY Mets to retire pitcher Jerry Koosman's number next season

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