Salvaging an LCD from a fax machine using an Arduino

I acquired an old fax machine that looked like a ripe source of parts, like steppers, IR sensors, micro switches and things.  As it turned out, it was.  It also had a nice looking 2 x 16 character LCD.  However, after taking everything apart, I found the LCD only had 13 pins instead of the more common 10, 14 or 16 pins.  They were not labeled, so that's where the investigation came in.  After an exhaustive ...

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