I've been looking into some history of car camping and such, and thought some people might be interested in some of the tidbits I've been finding. Over the weekend. I stumbled on to this PDF with some history of a Minneapolis suburb that started out as mobile home parks that included early campers before the advent of what we know think of as "mobile homes" http://collections.mnhs.org/MNHistoryMagazine/articles/65/v65i08p314-324.pdf "From the 1920s to the 1940s, trailers were used not only by the affluent as comfortable camping accommodations, but also by the mobile poor as makeshift squatter housing. This became especially evident during the Great Depression... Regardless, by the start of World War II the trailer had gained tacit acceptability as a decent (or “respectable”), albeit temporary, housing option"