Wednesday.
July 20, 1949 fell on a Wednesday.
July 20th, 1949 fell on a Wednesday. The following year, it fell on a Thursday.
20th July 1992 was a Monday.
June 20, 1949 was a Monday.
July 13th 1949 was a Wednesday.
July 13 1949 was on a Wednesday.
July 24, 1949, was a Sunday.
It was the day when Neil Armstrong landed on the moon and it was a Sunday.
July 29, 1949 fell on a Friday.
July 18, 1949 fell on a Monday.
July 6, 1949 fell on a Wednesday.
July 16, 1949 fell on a Saturday.