new question (Brent Greer's Questions on Markers) -- MY ERROR

NW Mailing List nw-mailing-list at
Tue Feb 23 12:12:15 EST 2016

In error I stated that the switch in chromatic standards for railroad signal glass was made in 1938. 

The year was 1935, not 1938. 

I should have check a lens, instead of relying on memory. Bad mistake for a history-guy to make. 


-- abram burnett 
penitent turnip farmer 

Sent to You from my Telegraph Key 
... better than AT&T 4G LTE 

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