the brown bomber's arm

this is the arm of the famous detroit boxer, joe louis (a/k/a the "brown bomber"). he was a symbol of freedom against nazi germany after defeating german max schmeling; also a hero to many african-americans during the days of segregation, according to research. a mini-bio can be found here, and another one here.
official site.
sadly, i can't find the exact stats of his arm measurements.
taken may 1, 2005.