Labor Day affair, which occurred in Chicago on May 4, 1886.) Lastly, several countries have chosen neither date for their Labour Day. Beginning in the late 19th century, as the trade union and labor movements grew, different groups of trade unionists chose a variety of days on which to celebrate labor. In the United States, a September holiday called Labor Day was first proposed in the early 1880s. Alternate stories of the event's origination exist. According to one early history of Labor Day, the event originated in connection with a General Assembly of the Knights of Labor convened in New York City
On the First Warm Day discs to 19 cents by early August. Rosemary Clooney recorded "First Warm Day" one month before her 24th birthday. At about the same time, the veteran performer from the previous generation for whom the song was written, 52-year-old Mabel Mercer (who first sang one of Bart Howard's compositions in 1938 and employed him as her piano accompanist during the late 1940s), recorded the song for issue on an Atlantic Records EP. It was also included on her first 10" Atlantic LP album, "Songs by Mabel Mercer, Vol. 1" (1953), and subsequently reappeared on Atlantic's double 12" LP album, "The Art