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2008 Article I wrote about the history of portables and laptops, here.
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sn 002615 DIR
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sn 017249 DIR
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trs-80 model4P closed.jpg 80,745 KB
trs-80 model4P front.jpg
TRS80-4P four-of-them.jpg
TRS80 4P.jpg
TRS80 Model-4P 128KRAM-TestOK.

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