The 14-day mission to the International Space Station will deliver the Alpha Magnetic Spectrometer and spare parts that include two S-band communications antennas, a high-pressure gas tank, additional spare parts for the Dextre robot and micrometeoroid debris shields.
The First Labor Day. The first Labor Day holiday was celebrated on Tuesday, September 5, 1882, in New York City, in accordance with the plans of the Central Labor Union. The Central Labor Union held its second Labor Day holiday just a year later, on September 5, 1883.
In the United States and Canada, the first Monday of September is a federal holiday, Labor Day. Originally celebrated in New York City's Union Square in 1882, Labor Day was organized by unions as a rare day of rest for the overworked during the Industrial Revolution.