ino ▁there ▁where ▁African - Amer icans ▁would ▁be ▁welcome , ▁he ▁asked ▁for ▁invest ors ▁to ▁join ▁him ▁in ▁the ▁vent ure . ▁ ▁Anderson ▁failed ▁to ▁attract ▁enough ▁people ▁willing ▁to ▁invest , ▁and ▁he ▁was ▁unable ▁to ▁complete ▁the ▁plan . ▁ ▁When ▁the ▁Mou lin ▁Rou ge ▁Hotel , ▁an ▁integrated ▁hotel ▁and ▁cas ino , ▁opened ▁in ▁ 1 9 5 5 , ▁Anderson ▁was ▁brought ▁in ▁for ▁its ▁opening . ▁ ▁He ▁expressed ▁regret ▁at ▁the ▁thought ▁that ▁the ▁hotel ▁might ▁have ▁been ▁his ▁if ▁he ▁had ▁the ▁further ▁financial ▁backing . ▁ ▁Personal ▁life ▁ ▁Mar ri ages ▁and ▁children ▁On ▁May ▁ 2 , ▁ 1 9 3 9 , ▁Anderson ▁married ▁Mam ie ▁( W igg ins ) ▁Nelson . ▁She ▁was ▁the ▁daughter ▁of ▁Al on zo ▁and ▁An nie ▁W igg ins ▁of ▁East man , ▁G A . ▁Mam ie ▁died ▁on ▁August ▁ 5 , ▁ 1 9 5 4 , ▁at ▁the ▁age ▁of ▁ 4 3 , ▁following ▁a ▁two - year ▁battle ▁with ▁cancer . ▁At ▁the ▁time ▁of ▁her ▁death ▁she ▁and ▁Anderson ▁had ▁been ▁married ▁for ▁ 1 5 ▁years ▁and ▁her ▁son ▁Billy ▁( And erson ' s ▁steps on ) ▁was ▁playing ▁professional ▁football ▁for ▁the ▁Chicago ▁B ears . ▁Billy ▁was ▁born ▁George ▁Billy ▁Nelson ▁to ▁Mam ie ▁W igg ins ▁and ▁her ▁previous ▁husband ▁on ▁March ▁ 8 , ▁ 1 9 2 9 , ▁in ▁Los ▁Angeles . ▁When ▁Mam