I don't think this is very well known: http://www.math.sjsu.edu/~swann/mcsqrd.html http://www.math.sjsu.edu/~swann/mcsqrd.html Apparently, though, recently re

I don't think this is very well known: http://www.math.sjsu.edu/~swann/mcsqrd.html http://www.math.sjsu.edu/~swann/mcsqrd.html Apparently, though, recently reprinted by Dover; might start showing up in brick & mortar bookstores near you? http://store.doverpublications.com/0486789705.html http://store.doverpublications.com/0486789705.html