NAACP incorporates (NY) 

Krazy Kat comic strip by George Herriman debuts in New York Journal 

First balloon honeymoon (Roger Burham and Eleanor Waring) 

First Portland Rose festival 

Charlotte Manye is 1st native African to graduate from a US college 

Alfred Loewy, German mathematician who worked on linear groups, the algebraic theory of differential equations and actuarial mathematics, is born