Gathering 4 Gardner
A submission to the Gardner Birthday Celebration on the occasion of his 102nd birthday in October 2016.
This is an electronic copy of a submission to Gathering 4 Gardner 2016. The author reserves all rights.
Farrell, Jeremiah, "Photo of Euler Semimagic Square With Exercises." Gathering 4 Gardner / (2016): -.
Available at http://digitalcommons.butler.edu/facsch_papers/958