▁this ▁road ▁between ▁Mu ir ▁Road ▁to ▁the ▁south ▁and ▁Monte fi ore ▁Avenue ▁to ▁the ▁north . ▁ ▁The ▁stad ium ▁would ▁be ▁accessed ▁via ▁the ▁Her es on ▁Road ▁and ▁the ▁T unnel ▁Railway ▁( also ▁known ▁as ▁the ▁R ams gate ▁Under ground ▁Railway ) ▁was ▁built ▁around ▁the ▁same ▁time ▁and ▁the ▁narrow ▁gauge ▁railway ▁went ▁directly ▁under ▁the ▁stad ium . ▁ ▁Open ing ▁The ▁track ▁opened ▁on ▁Saturday ▁ 2 6 ▁May ▁ 1 9 2 8 ▁and ▁Mrs ▁D ▁Cole man ' s ▁Southern ▁Sur prise ▁( tra ined ▁by ▁A den ▁Frank ▁D and ridge ) ▁won ▁the ▁first ▁ever ▁race ▁at ▁ 3 pm ▁over ▁ 5 0 0 ▁yards ▁at ▁odd s ▁of ▁ 4 - 1 ▁in ▁a ▁time ▁of ▁ 3 2 . 2 5 ▁se cs . ▁The ▁six ▁race ▁card ▁attract ed ▁a ▁good ▁crowd ▁with ▁the ▁other ▁w inners ▁being ▁trained ▁by ▁W ▁W yles , ▁Arch ie ▁Wh itch er ▁and ▁R ▁Sand y . ▁Race ▁two ▁went ▁to ▁M erman ▁owned ▁by ▁Mrs ▁Ly ne ▁D ix son ▁wife ▁of ▁Major ▁Ly ne ▁D ix son , ▁one ▁of ▁the ▁found ers ▁of ▁the ▁Grey h ound ▁Racing ▁Association ▁( G RA ). ▁ ▁The ▁stad ium ▁track ▁was ▁described ▁as ▁a ▁well ▁laid ▁out ▁course , ▁ 4 3 0 ▁yards ▁in ▁circum ference ▁with ▁good ▁long ▁stra ights ▁and ▁easy ▁turns . ▁It ▁had ▁an ▁' In side ▁Sum ner ' ▁ha re ▁system