Secret Projects
Uk based discussion site for Prototypes and Projects, not only aviation but armour, naval and missiles. Very useful source of information; www.secretprojects.co.uk

Cape Hobby
An American company with a long list of 1946 projects in their catologue, aircraft and armour; www.capehobby.com

Blackbird Models
British company that stocks a large number of hard to get decal sheets from around the world as well as producing its own kits; www.freewebs.com/blackbirdmodels