Photo of high school basketball game:

Written on reverse:

In the white
14 - Paul Squairs
42 - Dave Harder
- Ted Bowls

High school gym against Norwich basketball in 1969-1970

Found in "The Magazine of Fantasy and Science Fiction: June 1966."

Ed: This magazine is part of a big lot I'm selling on eBay.
If you are interested in this sort of thing, check it out.
-Click to enlarge photos-