Like this 4 cylinder Stirling which I was hoping that Santa would deliver
http://cdn.homemodelenginemachinist.com/images/1/5/2/7/8/dsc-0004-2.jpg Running on Nickel-hydrogen of course . From: Foks0904 And the P-F cell perhaps? Jed Rothwell wrote: Yes. "If". And by "Art" I don't necessarily mean lacking in utility. I mean its a damn fine piece of craftsmanship whatever the hell it can or cannot do. I agree. It does look wonderful. Retro and steampunk, too. Many experimental machines and scientific instruments have also been wonderful well crafted, such as Tycho's astronomical instruments, Benz's tricycle automobile, and the Wright brothers bicycles and airplanes. - Jed