Michael Smith (from left), Erik Hellman, Claire Wellin, Tiffany Topal, Christine Mary Dunford and Larry DiStasi are among the cast of "Eastland: A New Musical" at Lookingglass Theatre. | Ben Sussman photo
Rescue efforts are under way as the steamer Eastland lies capsized in the Chicago River on July 24, 1915. | AP file photo
The Eastland was a freighter that had been converted to a passenger liner in 1914. | AP file photo
On the morning of July 25, 1915, just three years after the mighty Titanic met its stunning fate in the North Atlantic and left 1,541 people dead, a far less famous vessel, the S.S. Eastland, rolled over on its side while still docked on the …