▁twenty ▁years , ▁C ud worth ▁built ▁ 5 3 ▁fre ight ▁locomot ives ▁at ▁Ash ford ▁and ▁around ▁ 8 0 ▁larger ▁ones ▁with ▁six ▁foot ▁driving ▁whe els , ▁plus ▁the ▁first ▁eight ▁of ▁his ▁six teen ▁express ▁passenger ▁loc os , ▁the ▁' M ails ', ▁with ▁seven ▁foot ▁drivers . ▁He ▁also ▁produced ▁four ▁classes ▁of ▁ 0 - 6 - 0 ▁tank ▁locomot ives . ▁ ▁In ▁ 1 8 7 8 ▁James ▁St ir ling , ▁the ▁brother ▁of ▁Patrick ▁St ir ling ▁of ▁the ▁Great ▁Northern ▁Railway ▁took ▁over ▁and ▁introduced ▁a ▁deal ▁of ▁standard isation . ▁He ▁believed ▁in ▁the ▁benefits ▁of ▁the ▁bog ie ▁and ▁produced ▁a ▁class ▁of ▁▁ 4 - 4 - 0 ▁with ▁six ▁foot ▁drivers ▁and ▁his ▁' 0 ' ▁class ▁fre ight ▁with ▁five ▁foot ▁drivers . ▁He ▁also ▁produced ▁over ▁a ▁hundred ▁ 0 - 4 - 4 ▁tank ▁engines , ▁and ▁in ▁ 1 8 9 8 ▁the ▁ 4 - 4 - 0 ▁' B ' ▁Class . ▁ ▁The ▁first ▁Lo comot ive , ▁Car riage ▁& ▁W agon ▁Super int endent ▁for ▁the ▁South ▁Eastern ▁and ▁Ch ath am ▁Railway ▁was ▁H . S . ▁W ain w right ▁who ▁produced ▁a ▁series ▁of ▁successful ▁and ▁elegant ▁designs ▁at ▁Ash ford . ▁W ain w right ' s ▁tender ▁engines ▁built ▁at ▁Ash ford ▁included ▁ 0 - 6 - 0 ▁fre ight ▁locomot ives ▁of ▁the ▁' C ' ▁class , ▁and ▁the