Broadway was the first game Bally produced with Magic Squares! Magic Squares allow you to rotate each of the four corner quadrants via player control on the footrail.
Broadway has red and yellow lines that allow you to earn up to triple odds over what is indicated by the advancing odds.
Backglass:
http://bingo.cdyn.com/machines/bally/broadway/dade.html
Cabinet:
http://bingo.cdyn.com/machines/bally/broadway/resources/cab-broadway-1.jpg
Playfield:
http://bingo.cdyn.com/machines/bally/broadway/resources/pf-broadway-1.jpg