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"Jewel Henry Arthur Callis". Alpha Phi Alpha Fraternity, Inc – Omicron Delta Lambda Chapter. Archived from the original on February 23, 2014. Retrieved February 6, 2014.
"Jewel Henry Arthur Callis". Alpha Phi Alpha Fraternity, Inc – Omicron Delta Lambda Chapter. Archived from the original on February 23, 2014. Retrieved February 6, 2014.