In the interview about “The Art of Electronics” Lenor Fried had a shirt with “Transistor Man” on it.
There he is (above), from page 63 of the second edition. The authors explain:
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In the interview about “The Art of Electronics” Lenor Fried had a shirt with “Transistor Man” on it.

http://www.newyorker.com/tech/elements/limor-frieds-artful-electronics