Cakewalk Dance Clips
The cakewalk dance, popular in minstrel shows, is performed in these motion pictures by a professional troupe from New York ("Cake Walk" and "Comedy Cake Walk")
The first two sections ("cakewalk" and "comedy cakewalk" were published by American Mutoscope and Biograph Company in 1903.

These are videos in the public domain, and can also be found in "America Dances", a compilation of jazz and blues dance history.
AMERICA DANCES! 1897-1948: A Collector's Edition of Social Dance in Film