The Generals Proof #18/25 is a three print set including "Mustangs on the Prowl" The Mighty Eighth Edition with companion print "Thunderbolt" The main print signed by Bud Mahurin, Steve Pisanos. Don Cummings, Bill Allen and Gerald Brown. The companion print Thunderbolt is signed by two great aces Gabby Gabreski and Jim Goodson.

Completing the Generals Proof set is the matted pencil print "Doolittle Over The Beaches" with Jimmy Doolittle then Supreme Commander of the Eighth Airforce over the Normandy Beaches in a P-38 the day of the Normandy landing. Doolittle Over The Beaches includes the signature of Jimmy Doolittle in the matting.