Electric monorail car that ran on the U.S. Capitol subway system from 1911 to 1961.

Fullsize image: https://diqn32j8nouaz.cloudfront.net...l_fullsize.jpg


Fullsize image: https://diqn32j8nouaz.cloudfront.net...1_fullsize.jpg



Previously:

Brennan Gyro-Monorail - photos
Monorail track switching - GIF