Catherine de Medici was the first woman in Europe to use tobacco. She took it in a mixture of snuff.
Historians claim that the first valentine was a poem sent in 1415 by Charles, Duke of Orleans, to his wife. He was imprisoned in the Tower of London at the time. In the United States, Miss Esther Howland is given credit for sending the first valentine's cards. Commercial valentines were introduced in the 1800's and now the date is very commercialized. The town of Loveland, Colorado, does a large post office business around February 14.
In 1969 the Navy spent $375,000 on an "aerodynamic analysis of the self-suspended flare." The study's conclusion was that the Frisbee was not feasible as military hardware