All nine Snowbirds in a Wedge (or alt Speed Bird) formation with two solo CF-114 Tutors breaking from the formation. Photo by Bob Nelson at the Grand Forks Air Force Base (GFAFB) 'Friends And Neighbors Day' on May 27th 1989.
The snowbirds fly their show routines at indicated airspeeds that never top 350 knots.. because of the structural limitations imposed by their external smoke-system tanks. (Oil) merely bleeds along lines and into the jet exhaust.
The team leader gives commands to turn smoke on and off." (Flying April 1975)