A Saturday. Larry Doby signed a contract with the Cleveland Indians becoming the first black player in the American League (Baseball). Source: http://en.wikipedia.org/wiki/July_5
Larry Doby debuted on July 5, 1947 and played his final game on July 26, 1959.
July 26, 1947
5 June 1878 - 20 July 1923 .
December 14, 1947 was a Sunday.
15 August 1947 was a Friday.
July the 16th 1947 was a Wednesday.
3 July 1947 was a Thursday.
July 13 1947 was on a Sunday.
July 18th, 1947, was a Friday.
July 9, 1947 was a Wednesday.
July 10, 1947, was a Thursday.
July 24, 1947 fell on a Thursday.
July 23, 1947 fell on a Wednesday.
July 30, 1947 fell on a Wednesday.
July 29, 1947 fell on a Tuesday.
July 15th, 1947 fell on a Tuesday.
July 27,1947 was a Sunday