Wilhelm Schneider patented the Carousel in Davenport, Iowa, on this day in 1871.

Did you know that:

• Sebastián de Belalcázar on his search of El Dorado found the City of Santiago de Cali on this day in 1536
• English engineer George Stephenson introduced his first steam locomotive, a travelling engine designed for hauling coal on the Killingworth wagonway named Blücher on this day in 1814
• Walter Hunt was awarded the first U.S. patent for a paper shirt collar on this day in 1854
• Emily Tassey was granted a patent for an apparatus for raising sunken vessels on this day in 1876

// Compiled by Zoya Siddiqui