▁serves ▁as ▁a ▁walk - through ▁display ▁case ▁for ▁racing ▁equipment . ▁The ▁museum ▁also ▁maintain s ▁a ▁research ▁library ▁with ▁more ▁than ▁ 4 , 0 0 0   books ▁and ▁videos ▁on ▁the ▁sport ▁of ▁har ness ▁racing . ▁The ▁Hall ▁of ▁Fame ▁is ▁contained ▁within ▁the ▁museum . ▁ ▁The ▁Hall ▁of ▁Fame ▁induct s ▁nom ine es ▁under ▁several ▁categories , ▁divided ▁between ▁those ▁for ▁horses ▁and ▁those ▁for ▁humans , ▁including ▁drivers , ▁own ers , ▁and ▁train ers . ▁The ▁three ▁main ▁categories ▁are ▁Living ▁Pers ons , ▁Living ▁H ors es , ▁and ▁Im mort als . ▁W inners ▁from ▁each ▁category ▁are ▁induct ed ▁on ▁Hall ▁of ▁Fame ▁Day , ▁the ▁first ▁Sunday ▁of ▁each ▁July . ▁ ▁Living ▁persons ▁Living ▁people ▁are ▁nominated ▁for ▁the ▁Hall ▁of ▁Fame ▁ann ually ▁by ▁the ▁United ▁States ▁Har ness ▁Writ ers ▁Association , ▁based ▁upon ▁their ▁" ability , ▁integrity , ▁sport sm ans hip , ▁character , ▁and ▁contribution ▁to ▁har ness ▁racing ." ▁All ▁members ▁with ▁more ▁than ▁ 1 0   year s ▁of ▁membership ▁are ▁el ig ible ▁to ▁vote , ▁and ▁ 7 5 % ▁support ▁is ▁needed ▁for ▁a ▁nom ination ▁to ▁pass . ▁W inners ▁receive ▁a ▁ring , ▁and ▁a ▁stat u ette ▁of ▁each ▁induct ee ▁is ▁added ▁to ▁the ▁Hall ▁of ▁Fame . ▁ ▁Living ▁horses ▁The ▁museum ▁maintain s ▁a ▁nom ination ▁committee ▁which ▁comp iles ▁a ▁list ▁of ▁five ▁nom ine es ▁per ▁year ▁to