There are a number of amenities that are traditionally in an athletic club. As well as the gym and swimming pool there are changing rooms, bath rooms and sometimes a bar or cafeteria.
Boys' Athletic Booster Club = Athletic Booster Club for boys (plural) Boy's Athletic Booster Club = Athletic Booster Club for a boy (singular)
There's no team called Athletic Club but some clubs are called something athletic club, like HAC: Le Havre Athletic Club, ACBB: Athletic Club de Boulogne-Billancourt,...
Conshohocken Athletic Club ended in 1925.
Conshohocken Athletic Club was created in 1914.
Kent Athletic Club was created in 1898.
Woman's Athletic Club was created in 1928.
Cardiff Athletic Club was created in 1922.
Lomas Athletic Club was created in 1891.
Multnomah Athletic Club was created in 1891.
Dallas Athletic Club was created in 1919.
Reading Athletic Club was created in 1881.
Manhattan Athletic Club was created in 1877.