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Darley C-811 3 bulb signal This was Darley's most popular signal. It only had three bulbs. Each bulb shone in all four directions. Therefore one street had red on the top and green on the bottom while the cross street had to have green on the top and red on the bottom. Yellow displaued in all four directions and overlapped the red / green indications. A 3 circuit controller sits on the bottom plate. Keywords: Traffic_Lights

Darley C-811 3 bulb signal

This was Darley's most popular signal. It only had three bulbs. Each bulb shone in all four directions. Therefore one street had red on the top and green on the bottom while the cross street had to have green on the top and red on the bottom. Yellow displaued in all four directions and overlapped the red / green indications. A 3 circuit controller sits on the bottom plate.

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File information
Filename:darley_c811_hanging.jpg
Album name:Nevada Willis / Traffic Signals
Keywords:Traffic_Lights
Company and Date Manufactured:W. S. Darley & Co., 1930s - 1940s
Model Number:C-811
Lamp Type:150 watt incandescent
Filesize:23 KiB
Date added:Apr 03, 2011
Dimensions:400 x 400 pixels
Displayed:420 times
URL:http://www.galleryoflights.org/mb/gallery/displayimage.php?pid=5861
Favorites:Add to Favorites

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rjluna2   [Apr 03, 2011 at 08:38 PM]
That is how it works Very Happy Very simple 3 bulb signal system.

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