It was a Monday, as was the first day of the year for 1900.
1900 was NOT a leap year, even though 1900 is divisible by 4, as for years ending in 00, the first two digits must also be divisible by 4 (eg. 1600, 2000, 2400). January 1 (and 29) in 1901 fell on a Tuesday.
There was no such date. 1900 was not a leap year.
January 29 1946 was a Tuesday.
January 29 1931 was a Thursday.
January 29 1978 was a Sunday.
January 29 1977 was a Saturday.
January 29 2010 was a Friday.
29 January 1959 was a Thursday.
January 29 2009 was a Thursday.
January 29, 1933 fell on a Sunday.
January 29, 1998 fell on a Friday.
January 29, 1952 fell on a Tuesday.
January 29, 1942 fell on a Thursday.