The New York Stock Exchange is not open on weekends. Stock Exchanges in America, Europe, and Asia follow the typical Monday to Friday schedule. However, in the Middle East the work week typically runs from Sunday through Thursday.
Thomas L. Jennings (1791 â February 12, 1856) was an African-American tradesman and abolitionist in New York City, New York. He operated and owned a tailoring and dry-cleaning business, and, on March 3,1821, he was granted patent 3306x for a dry scrub process as the first African American to be granted a patent.
Thomas Starzl is a world-renowned transplant surgeon. He performed the firsthuman liver transplant in 1963 and was a pioneer in kidney transplantation .He has continued his pioneering work by helping to develop better drugs to make human organ transplants safer and more successful.