Venue capacity 2,500, but said to have been packed in with 5,000.
The Last Lonely Eagle we list comes from an unpublished review, intended for Billboard, written by Barry Ollman - see image attached to this event.
Review by Harry Duncan, from the Madison Kaleidoscope, 31 March 1971 via deadsources
deadsources: March 21, 1971: Expo Center, Milwaukee WI — John Carman (Milwaukee Journal, probably March 22 1971); Dean Jensen (Milwaukee Sentinel, March 22 1971); John Carman (Milwaukee Journal, March 19 1971)