Photos of the Yankee great through the years.
Female pitcher Jackie Mitchell, shown at left in this 1931 file photo, was signed to the Chattanooga Lookouts for an exhibition game with Yankee legends Babe Ruth and Lou Gehrig. Both men struck out at bat against her. Fans continue to debate whether it was a stunt.
This is a March 1936 photo showing Lou Gehrig.
Players of the 1938 Yankees line up in the dugout at Yankee Stadium in New York City on Aug. 26, 1938. From left to right are, Frank Crosetti, shortstop; Red Rolfe, third base; Tom Henrich, right field; Joe DiMaggio, center field; Lou Gehrig, first base; Bill Dickey, catcher; George Selkirk, left field; Myril Hoag, right field; and Joe Gordon, second base.
Lou Gehrig, the Yankee first baseman who had played in 2,130 consecutive games, took the bench May 2, 1939 at his own request and looked on forlornly as his teammates warmed up for their game with the Tigers in Detroit. "I felt I wasn't helping the club by the way I was playing," Gehrig explained. The Yanks thrashed the Tigers 22 to 2.
Yankees great Lou Gehrig smiles in this undated file photo as was photographed by George Brace, a Chicago photographer who specialized in baseball.
Barnstorming buddies, Babe Ruth and Lou Gehrig, pose October 12, 1927, at an unknown location.
Four Yankees sluggers pose together at Yankee Stadium Sept. 20, 1936. From left: Bill Dickey, Lou Gehrig, Joe DiMaggio and Tony Lazzeri. The Yankees went on to win the World Series over the New York Giants in six games.
Babe Ruth is greeted at home by Lou Gehrig (No. 4) after hitting his "called-shot" home run against the Cubs in the 1932 World Series.
First baseman of the Yankees Lou Gehrig takes practice swings before the start of the 1932 World Series against the Chicago Cubs in New York City on Sept. 16, 1932.
Circa 1935: Portrait of Lou Gehrig, left, and Joe DiMaggio kneeling with their baseball bats in uniform.
Lou Gehrig glove and jersey from 1939, his final season in the majors.
Lou Gehrig, left, gets a rare smile from rookie sensation Joe DiMaggio during spring training in St. Petersburg, Fla., March 8, 1936. DiMaggio, called up from the San Francisco Seals, earned a reputation in training camp for very rarely smiling.
Babe Ruth, right, comforts Lou Gehrig, who was almost too moved to speak to the vast throng which greeted him at Yankee Stadium July 4, 1939 where the Yankees met the Washington Senators in a doubleheader.
Lefty Gomez, left, and Lou Gehrig, center, of the Yankees, discuss the quirks of Yankee Stadium with Jimmy Foxx of the Boston Red Sox before the start of the 1939 All-Star Game on July 11.
Lou Gehrig, the "Iron Horse," wipes away a tear while speaking during a sold-out tribute at Yankee Stadium July 4, 1939.
This image release by Major League Baseball on Thursday, June 19, 2014, shows a patch that baseball clubs will wear as a special tribute to Hall of Famer Lou Gehrig on the 75th Anniversary of his iconic "Luckiest Man" speech.
This June 5, 1941 file photo shows two boys stopping at a plaque for Lou Gehrig at baseball's Hall of Fame at Cooperstown, N.Y. A ceremony marking the 75th anniversary of the Hall of Fame will be held Thursday morning, June 12, 2014, on the front steps of the museum, with Hall of Famers Cal Ripken Jr. and Joe Morgan taking part.