Tag Archives: cool inventions

April 15, 1738

On This Date in TWISTED-HISTORY.com in 1738 the first true bottle opener was used and April 15th, 1738 has been named as its invention day. This is useful as prior to the bottle opener to get at the alcohol goodness … Continue reading

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April 20, 1961

On This Date in TWISTED-HISTORY.com! in 1961, American engineer Harold Graham made the first manned rocket backpack flight in Niagara Falls, New York. He rose to a height of feet and flew a distance of over 100 feet, proving that … Continue reading

Posted in 1901-2000 CE, Historical Facts | Tagged , , , , , | Leave a comment