
1) Baseball great Gehrig 2) Canadian rock music group 3) Elemental choo choo 4) Elemental choo-choo 5) Locomotive 6) Old name for a locomotive 7) Old west whistler 8) Steam locomotive 9) Steed that helped open West
Found on
https://www.crosswordclues.com/clue/ironhorse

Ironhorse was a Canadian rock band from Vancouver, formed by the former The Guess Who and Bachman-Turner Overdrive member, Randy Bachman along with Tom Sparks (vocals, guitars), Chris Leighton (drums) and Ron Foos (bass). They had a minor U.S. hit single in April 1979 with `Sweet Lui-Louise`, which peaked at #36 on the Billboard Hot 100 chart. I.....
Found on
http://en.wikipedia.org/wiki/Ironhorse
No exact match found.