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Nostalgia & History > Why is the handle to the switch in two colors?Date: 11/22/14 07:19 Why is the handle to the switch in two colors? Author: flynn Picture 1 is from the website,
http://library.humboldt.edu/humco/holdings/photosearch.php I did a search for Railroad Men and Picture 1 was number 36 on the page from search. Picture 1, 36, “Collection: Palmquist. Title: Logging Train, Men standing on engine car of a logging train with flag in front.” “Author/Creator: Baker, Ray Jerome. Date: 1906.”  Date: 11/22/14 07:21 Re: Why is the handle to the switch in two colors? Author: flynn Picture 2, picture 1 enlarged.
 Date: 11/22/14 07:23 Re: Why is the handle to the switch in two colors? Author: flynn Picture 3, picture 2 enlarged.
 Date: 11/22/14 07:30 Re: Why is the handle to the switch in two colors? Author: flynn Picture 4 was number 1 on the page from search. Picture 4, 1, Collection: Swanlund-Baker. Title: Large group of men standing by railroad depot.” “Author/Creator: Cherry, Edgar.”
 Date: 11/22/14 07:32 Re: Why is the handle to the switch in two colors? Author: flynn Picture 5, picture 4 enlarged.
 Date: 11/22/14 07:34 Re: Why is the handle to the switch in two colors? Author: flynn Picture 6, picture 5 left.
 Date: 11/22/14 07:36 Re: Why is the handle to the switch in two colors? Author: flynn Picture 7, picture 5 middle.
 Date: 11/22/14 07:37 Re: Why is the handle to the switch in two colors? Author: flynn Picture 8, picture 5 right.
 Date: 11/22/14 08:05 Re: Why is the handle to the switch in two colors? Author: SR2 The split flag was done for visibility during day and night.
The white was visible with the kerosene headlight from a greater distance. The dark portion of the target was more visible during daylight. Thank you, 3M for inventing "Scotchlite" reflective materials during the 50s. The casualty was the glass-bead signs and targets such as this one. |