I remember my elementary school, built in 1968, had clocks with an integral speaker in them for the offices to respond to a call from the room. IIRC, the clock read "SIMPLEX." I also remember the school had a number of Setchell/Carlson TV's that were designed for school use.
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Mom (1938 - 2013) - RIP, I miss you
Spunky, (1999 - 2016) - RIP, pretty girl!
Rascal, (2007 - 2021) RIP, miss you very much
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