There are lots of information from Airstreamer
Replacing the Belly Skin - Vintage Airstream
Project Gallery — Supreme Metal Polishing
Coast Resorts Open Roads Forum: Travel Trailers: Airstream Classic
Project Gallery — Supreme Metal Polishing
Airstream Polishing The House on Rynkus Hill
Polished Exterior Corrosion Damage - Page 2 - Airstream Forums
Exterior Corrosion Repair - Airstream Forums
Can Airstreams Be Polished? - Camper Report
Older = Better — PATINA
Clear Coat Advice - Airstream Forums
Why I Think Paint Protection Film Like XPEL Makes A Ton Of Sense For Off-Road Vehicle Owners - The Autopian
Polished Exterior Corrosion Damage - Airstream Forums
Travel Trailers - Kelowna / Penticton / Vernon / Kamloops - Castanet Classifieds