A numismatist is a person who collects coins. Roman Emperors were among some of the earliest coin collectors.
The Saxophone was invented by Adolphe Sax in the 1840s. He didn't gain much monetary compensation for his invention, and had to fight numerous attempts to copy his patent and even an attempt on his life.
The first ever tool to resemble a chainsaw was invented by German doctor Bernhard Heine. It was a medical tool used for cutting bones.
The biggest pillow fight ever recorded involved 3800 people and tens of thousands of pillows. It took place in Chicago at the 2013 Dada Life concert.
The first ship to send out an SOS signal is the Cunard liner Slavonia, having sent the signal on June 10th, 1909. It is a myth that the RMS Titanic was the first ship to use the SOS distress signal.
The world's first ski lift was inspired by a mechanism used to lift bananas onto boats.
In the old days sharpened feathers dabbed with ink were used for writing. We now use a "pen" whose naming comes from the Latin word "penna" meaning feather.