Highly detailed models of ships, aircraft and vehicles delivered electronically. Each dowload contains integrated viewing and printing software requiring registration.

IrfanView ... one of the most popular viewers worldwide.
Image resize,color correction,crop,reduce data size saved

National Air and Space Museum. Typically 3-views. Prices are surprisingly affordable.

3-views of some North Vietnamese Army armor.

3 way views of planes, cars , trains ,tanks ,armor

Links to sites with data, three- and four-views, general and model specific information on armor from WW1 to present. Sites selected with modelers in mind.