Pressed Steel Toys

Sandy's Vintage Tonkas
Features historical origin and prototype photographs of antique steel toys, created in Mound, Minnesota.
http://www.fortunecity.com/business/turn/1370/

1/16 Scale Truck Models
Wedico Toys. In German and English.
http://www.wedico.de

Smith-Miller--- Famous trucks in Miniature
Smith-Miller, Smitty Toys and Famous Trucks In Miniature. This is another resurrection of an old toy company from the 50s. The company presently builds new models of Mack trucks along the lines of the original. Parts are also available.
http://www.smith-miller.com/

Tonka Toy Jeeps on The CJ3B Page
An interesting Tonka Jeep site with cross references to real Jeep pages. This site gives some information on prices that is not up to date, but the site is very informative and interesting.
http://www.film.queensu.ca/CJ3B/Toys/TonkaStory.html