How do you find older floor plans for travel trailer?

To find older floor plans for travel trailers, start by checking online resources like manufacturer's websites, vintage RV forums, and classified ads. Websites like eBay and Craigslist often have listings for older models that may include floor plans. You can also visit local RV dealerships, as they may have archives or brochures for older models. Additionally, social media groups dedicated to RV enthusiasts can be a valuable resource for sharing information and documents related to vintage travel trailers.