Signals
![Barn 4 Exhibit Display Signal 07](https://www.irm.org/wp-content/uploads/2024/05/sp-style-b-sm-150x150.jpg)
Barn 4 Exhibit
Display Signal 07
Display Signal 07
Description: | Ex-SP Semaphore |
Equipment Information
This is an unusual lower-quadrant semaphore; rather than the blade moving upward from horizontal, it moves downward. This type of signal, the US&S Style B, was developed around 1905.
Manufacturer: Union Switch & Signal
Style: Lower-quadrant semaphore
Model: B
Configuration: Single head
Railroad: Southern Pacific
Condition: Complete / restored / operational (display)