Mattingly shows how to play first base

MLB Network to Air Don Mattingly Documentary April 3rd

Don_Mattingly

Mattingly shows how to play first base

New York Yankees first baseman Don Mattingly watches as his 200th career home run clears the wall in right field in the seventh inning on Thursday, July 22, 1993 at Yankee Stadium

Top Don Mattingly Rookie Cards: Values, Varieties and More

Yankees Spoil Mattingly's Return To NY With 6-4 Victory Over Dodgers - CBS Los Angeles

Playing first base? That's nothing for J.T. Realmuto, former QB/power forward/shortstop/wrestler – Sun Sentinel

Boston Red Sox's Christian Arroyo to play 'a lot' of first base; 'We're not asking him to be Don Mattingly'

Don Mattingly - Wikipedia

Best of BP: 1,000 Grounders: What We Still Don't Know About First Base Defense - Baseball ProspectusBaseball Prospectus

New York Yankees: 5 greatest first basemen in franchise history

Mattingly shows how to play first base

JAWS and the 2014 Hall of Fame ballot: Don Mattingly - Sports Illustrated