The electric chair was invented by a dentist.

The world's largest book, "Bhutan: A Visual Odyssey" is in a Chicago public library. The book measures 5 feet tall by 7 feet wide when open. It weighs 133 pounds.

Larry Lewis ran the 100-yard dash in 17.8 seconds in 1969, thereby setting a new world's record for runners in the 100-years-or-older class. He was 101.

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