, ▁but ▁by ▁ 1 9 3 2 ▁the ▁railway ▁sold ▁its ▁interest ▁to ▁the ▁Western ▁National ▁Om n ibus ▁Company , ▁half ▁owned ▁by ▁the ▁G WR ▁and ▁half ▁by ▁the ▁T illing ▁Group . ▁In ▁ 1 9 3 2 , ▁the ▁railway ▁transferred ▁some ▁of ▁its ▁bus ▁services ▁to ▁the ▁company , ▁in ▁the ▁Sw ind on ▁and ▁West on - super - M are ▁areas ▁and ▁the ▁service ▁between ▁Ch el ten ham ▁and ▁Oxford . ▁ ▁In ▁ 1 9 3 0 , ▁the ▁company ▁sold ▁its ▁tax ic ab ▁operations , ▁which ▁it ▁had ▁run ▁since ▁ 1 8 8 7 , ▁first ▁with ▁horses ▁and ▁from ▁ 1 9 1 0 ▁with ▁mot ors . ▁ ▁Out side ▁Br istol ▁the ▁company ▁had ▁operated ▁a ▁mostly ▁rural ▁bus ▁network , ▁but ▁in ▁ 1 9 3 6 ▁the ▁company ▁took ▁over ▁the ▁city ▁bus ▁services ▁in ▁Gl ouc ester ▁and ▁later ▁that ▁year ▁took ▁over ▁the ▁two ▁companies ▁operating ▁tr ams ▁and ▁bus es ▁in ▁the ▁city ▁of ▁Bath , ▁including ▁Bath ▁Electric ▁Tr am ways ▁Company . ▁ ▁In ▁Br istol , ▁the ▁Corporation ▁had ▁the ▁power ▁to ▁purchase ▁the ▁Br istol ▁tram ways . ▁The ▁option ▁was ▁never ▁exerc ised , ▁but ▁led ▁in ▁ 1 9 3 7 ▁to ▁the ▁formation ▁of ▁Br istol ▁J oint ▁Services , ▁a ▁joint ▁undert aking ▁between ▁the ▁company ▁and ▁the ▁Corporation ▁which ▁controlled ▁Br istol ' s ▁city ▁bus es ▁( and ▁initially ▁also ▁its ▁tr