The Bally company was founded in Chicago during the Great Depression by a man named Raymond Moloney. Originally a pinball manufacturer, the company began making slot machines in 1936. In fact, Bally was the world's very first slot machine manufacturer! The company expanded over the years, and today they have offices around the world. In November 2014, Bally merged with Scientific Games. Today you can play 29 Bally slot machines online, all of which are shown below. Click or tap the links to view screenshots, pay tables, and detailed information about each slot machine.