Starting in the late 1960s, the IHL's quality of play significantly upgraded until by the mid- 1970s, it was on par with the American Hockey League (AHL), the longtime top feeder league for the National Hockey League.
By the mid- 1970s it was on par with the American Hockey League (AHL), the longtime top feeder league for the National Hockey League. Starting in the late 1960s, the IHL's quality of play significantly improved.
Starting in the late 1960s, the IHL's quality of play significantly improved. By the mid- 1970s it was on par with the American Hockey League (AHL), the longtime top feeder league for the National Hockey League.
Starting in the late 1960s, the IHL's quality of play significantly improved. By the mid- 1970s it was on par with the American Hockey League (AHL), the longtime top feeder league for the National Hockey League.