Coleman 426D - Three burner camp stove from the '60s (?). Indispensable for compressive car camping. Works well enough on propane. Would cost $500+ to replace. I bought it years ago at
Coleman 426D Vintage Portable Camping Stove for Sale in San Pedro, CA - OfferUp
Vintage Coleman 426 D Diamond side 3-Burner Camping Stove works | eBay
Vintage Retro Coleman 426 D 3-Burner Camping Stove Made In USA UNTESTED | eBay
Coleman US stoves – mid 1950s – present – The Terrence Marsh Lantern Gallery
Vintage Jan 1972 Coleman 426D-399 • 3-Burner Camp Stove • Made in USA – ASA College: Florida