A mixed group of nuts to show how objects can be sorted by traits. (Captioned Photo)

Photograph showing one nut being removed from a group of seven, leaving six behind.

The Museum's online transportation collection includes more than 1500 artifacts and photographs. Browse the collection by selecting multiple categories, eras, regions, etc.

See the wide range of gas-powered vehicles manufactured in America in the late 19th century. Click on each picture to read a detailed description of the vehicle, how it worked, and the history of its manufacture. From the Smithsonian...