This might be the most comprehensive historical race car reference source featuring what appears to be scratch built models, highlighting the winning cars of Grand prix, Indy and Formula 1 races, as well as most other races. It includes cars that won the Triple Crown of Endurance Racing, Rally, Sports Cars, GT and Classic Cars, Great Automotive makes, and great driver tributes. There is also a series of historical racing dioramas. Enjoy!
http://www.oldirish.com/collection/F1b.html