Ike Frost was a small 15 hand or less tall pacer. We had a son oh is named Junior Ike who struggled to make15 hands and was a chestnut.
It's generally accepted that Bank Note, was the sire of Maoris Idol
Ike Frost, WD Direct and Bank Note were all at the same stud..either in Euroa or Oaklands Junction when Maoris Idol he was sired.

I seem to remember that DNA testing was done in Qld...but not sure whether there was any outcome.