Many credit Peter J. McGuire, cofounder of the American Federation of Labor, while others have suggested that Matthew Maguire, a secretary of the Central Labor Union, first proposed the holiday. Labor Day is still celebrated in cities and towns across the United States with parades, picnics, barbecues, fireworks displays and other public gatherings. For many Americans, particularly children and young adults, it represents the end of the summer and the start of the back-to-school season. Source: history.com.
The library will be closed Monday, September 7 in observance of Labor Day.