Celebrate the 1910's

From February 1998 to May 2000, the U. S. Postal Service issued ten sheets of stamps commemorating the important events of each of the decades in the 20th century. This series of stamps were identified as “Celebrate the Century” and each featured 15 different historical happenings.
The second in the series covering events from 1910 to 1919 featured the following events:
Charlie Chaplin as the Little Tramp
Federal Reserve System created
George Washington Carver
Avant-garde art at Armory Show
Transcontinental Telephone Line
Panama Canal Opens
Jim Thorpe at Stockholm Olympics
Grand Canyon National Park
U. S. enters World War I
Boy Scouts and Girl Scouts
Woodrow Wilson
First Crossword Puzzle
Jack Dempsey
Construction toys
Child Labor reform