For a crash course in scale fabrication have a look (expect to spend a LONG time!) at this site:

http://www.renderwurx.com/rc/SBD/index.htm

The guy is a gall darn GENIUS and an ARTIST of first rank. I just kept going from page to page going: How the heck did he think of THAT!!! I had seen a couple of his posted pictures in other threads but to see the whole project like this. Wow, wow, and double wow! Not to mention that this is just about the slickest website I've seen in a long while.