For you Logging fans (especially the swamp loggers) here is a link to a free, downloadable, original, cataolg of "Logging Machines" built by Surrey Parker.
http://archive.org/details/steamloggingmach00park (http://archive.org/details/steamloggingmach00park)
A wonderful and rare piece indeed....in my years of collecting logging catalogs I have never run across a real print copy/version.
Nice find Marc. I'm always looking for swamp logging stuff. Here's a link to the same site, but different book with swamp and some mountain logging.
http://archive.org/details/loggingbysteame00deptgoog (http://archive.org/details/loggingbysteame00deptgoog)