This Day, That Year – October 31

Cornishman Sir Humphry Davy patented the miner’s safety lamp on this day in 1815.

Did you know that:

• The pagans were known to celebrate the last night of their year on this day in 2,000 B.C. on All Hallow’s Eve, which later became known as Halloween
• Scottish vet John Boyd Dunlop patented the pneumatic bicycle tire on this day in 1888
• A patent was granted to Edward Aguado of St. Louis for an “airway for artificial respiration” on this day in 1961