#55 • Vintage Shell Aviation Products "Flight Instructor on Duty" Metal Sign

Part of 08/30/26 Apelila St Kapaa (KAUAI) Collectibles Auction (timed auction by Malama Auctions & Realty)

High bid $28.00

Status: Sold

Vintage-style Shell Aviation Products metal sign featuring the iconic Shell winged logo and a Boeing F3B-1 aircraft illustration. The sign reads "U.S. Government Licensed Flight Instructor on Duty 24 Hours a Day," making it an excellent display piece for aviation enthusiasts, pilots, and collectors of vintage gas and oil memorabilia. Features include: Shell Aviation Products design "Flight Instructor on Duty 24 Hours a Day" graphics Boeing F3B-1 aircraft illustration Heavy metal construction Four pre-drilled mounting holes Approximate size: 12" W x 18" H A distinctive collectible for aviation enthusiasts, flight schools, hangars, garages, workshops, or vintage advertising and petroleum collections. Please see photos for details.