First Supersonic Flight
On October 14, 1947, Chuck Yeager became the first person to break the sound barrier. He reached a speed of 700 miles per hour and accelerated past Mach 1 – the speed of sound.
Technology
Dedication of the Hoover Dam
On September 30, 1935, President Franklin Roosevelt presided over the dedication ceremony of the Boulder Dam. Later renamed the Hoover Dam, it’s one of the highest concrete dams in the world.
First U.S. Stamp with Scrambled Indicia
On September 18, 1997, the USPS issued the US Air Force stamp, the first US stamp to have a hidden image using Scrambled Indicia.
NASA Unveils Enterprise
On September 17, 1976, America’s first space shuttle, the Enterprise, made its debut public appearance.
Birth of Jan Matzeliger
Inventor Jan Matzeliger was born on September 15, 1852, in Paramaribo, Dutch Guyana (present-day Surinam). He invented a device that is considered “the most important invention for New England” and the “greatest step forward in the shoe industry.”
Elias Howe Patents First Lockstitch Sewing Machine
After eight years of tinkering, Elias Howe was awarded the first US patent for a practical lockstitch sewing machine on September 10, 1846.
Farnsworth’s First TV Demonstration
On September 7, 1927, inventor Philo T. Farnsworth made his first successful presentation of the “image dissector,” a crucial part of the first televisions.
Marsh’s “Railway to the Moon”
On August 29, 1869, Sylvester Marsh demonstrated the world’s first mountain-climbing cog railway, earning the recognition and funds needed to complete it.
First Major Commercial Oil Well in the U.S.
On August 27, 1859, Edwin Drake struck oil near Titusville, Pennsylvania, establishing America’s first commercially viable oil well.