Pedro Perez kneels and checks the workings of a 320-foot-long slide rule in front of Alvirne High School on March 22, 1979.
Alvirne slide rule photo 1980
by David Brooks | Jul 6, 2016 | 0 comments
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Pedro Perez kneels and checks the workings of a 320-foot-long slide rule in front of Alvirne High School on March 22, 1979.