- December 4, 1899 Monday
- December 7, 1899 Thursday
- December 8, 1899 Friday
- December 10, 1899 Sunday
- December 11, 1899 Monday
- December 12, 1899 Tuesday
- December 16, 1899 Saturday
- December 18, 1899 Monday
- December 19, 1899 Tuesday
- December 21, 1899 Thursday
- December 22, 1899 Friday
- December 26, 1899 Tuesday
- December 30, 1899 Saturday
- December 31, 1899 Sunday
- Mark Twain Day By Day: 1900
- January 1900
- January 1, 1900 Monday
- January 2, 1900 Tuesday
- January 3, 1900 Wednesday
- January 6, 1900 Saturday
- January 8, 1900 Monday
- January 9, 1900 Tuesday
- January 10, 1900 Wednesday
- January 11, 1900 Thursday
- January 12, 1900 Friday
Travel is fatal to prejudice, bigotry, and narrow-mindedness