![Hump master in a Chicago and Northwestern [i.e. North Western] railroad yard operating a signal switch system which extends the length of the hump track. He is thus able to control movements of locomotives pushing the train over the hump from his post at the hump office; Chicago, Ill.](https://thumbs.arkivism.com/loc-2017878008.jpg)
Public domain
Hump master in a Chicago and Northwestern [i.e. North Western] railroad yard operating a signal switch system which extends the length of the hump track. He is thus able to control movements of locomotives pushing the train over the hump from his post at the hump office; Chicago, Ill.
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineHump master in a Chicago and Northwestern [i.e. North Western] railroad yard operating a signal switch system which extends the length of the hump track. He is thus able to control movements of locomo. 1939-01-01. Delano, Jack. FSA/OWI Color Photographs, Library of Congress. Public domain.
Similar works
Chicago, Illinois. Hump master in a Chicago and Northwestern Railroad yard operating a signal switch system which extends the length of the hump track. He is thus able to control movements of locomotives pushing the train over the hump from his post at the hump office
Veteran inventor James Harris Rogers of Hyattsville, Maryland
NO CAPTION
Untitled photo, possibly related to: Washington, D.C. Engineer Graham is a full-time employee at the District grocery store, on call at all hours of the day and night. He is responsible for air conditioning and keeping the storerooms and cold room at the right temperature
New York, New York. Backstage lighting technician at the Hurricane
Untitled