Looks like it is in stock at Amazon, or you can download it to a Kindle or tablet with the Kindle app installed.
https://www.amazon.com/Arduino-Model-Railroad-Signals-Projects/dp/1516847121
Robert Beaty
The Laughing Hippie
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The CF-7...a waste of a perfectly good F-unit!
Then it comes to be that the soothing light at the
end of your tunnel, Was just a freight train coming
your way. -Metallica, No Leaf Clover
Arjay1969 Looks like it is in stock at Amazon, or you can download it to a Kindle or tablet with the Kindle app installed. https://www.amazon.com/Arduino-Model-Railroad-Signals-Projects/dp/1516847121