I believe that the entire Popular Mechanics archive is available on the web.
The few scans I have seen looked very good. Here is a few quick Google search links on the issue
http://www.popularmechanics.com/technology/gadgets
http://books.google.com/books/about/Popular_Mechanics.html?id=Vc8DAAAAMBAJ/news/4295218
Regards
alfa6 ;>}
It is, along with many others. I go there a lot, it's not quite the same as having the dead tree version in your hands.
Thanks for the links though.