This is definitely pre-CABE.
3 Schwinn unicycles in a row. The faceless rider is Hal Gordon of JPL. He worked in navigation. His son Steve, a welding engineer at Rockwell, wears the John Lennon sideboards. I'm the guy with the holes in my shoes. Close inspection shows both cottered and cotterless cranks, and down at the bottom you can see the wooden box that was the goal. We played on a grammar school basketball court on Saturdays in Pasadena. Circa 1985
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