Google Books also archives many, many old Popular Science magazines. They have some wild predictions like planes towing trailers. [0] Quite an interesting read

Google Books also archives many, many old Popular Science magazines. They have some wild predictions like planes towing trailers. [0] Quite an interesting read for the classic illustrations, DIY plans that are still useful today, chemistry experiments that would make the ATF and DEA blush, and of course the endless pages of ads peddling every contraption imaginable. [0]: http://books.google.com/books?id=WCQDAAAAMBAJ&lpg=PA102&dq=popular%20science%201949&pg=PA107#v=onepage&q&f=true http://books.google.com/books?id=WCQDAAAAMBAJ&lpg=PA102&...