Industrial League was an Independent League that was based in Philadelphia, Pa (1917 only)
1917
North - Amer. Man., Disston, Dobson, Hale and Kiib, Keen Kutt'r, Midvale, St Roller
South- Barrett, Hess-Bright, Houghton, Lupton, Miller Lock, Quacker City, Phila. R&M, Ward
1918
Bristol, Chester, Chester Sun Shipbuilding and Drydock, Philadelphia