The Pentagon, to this day the largest office building in the world, is dedicated just 16 months after groundbreaking. At times of peak employment 13,000 workers labored on the project - 1943

Mildred -- Millie – Beik was born on this date. A historian and librarian, she’s the author of a highly regarded book, The Miners of Windber, about the immigrants and labor struggles of coal miners in her hometown of Windber, Pennsylvania.

Workers give up their Labor Day weekend holidays to keep the munitions factories working to aid in the war effort. Most Labor Day parades are canceled in respect for members of the Armed Services - 1942