▁of ▁these ▁was ▁used ▁on ▁the ▁inaug uration ▁of ▁the ▁railway ), ▁but ▁diss atisf ied ▁with ▁the ▁locomot ives ▁they ▁accepted ▁only ▁four ,. ▁ ▁Four ▁were ▁di vert ed ▁to ▁the ▁Le eds , ▁D ew s bury ▁and ▁Manchester ▁Railway , ▁and ▁two ▁to ▁the ▁Eastern ▁Count ies ▁Railway . ▁In ▁ 1 8 4 8 , ▁the ▁EL R ' s ▁four ▁ 2 - 2 - 2 s ▁were ▁re built ▁as ▁ 2 - 4 - 0 s ▁by ▁R ▁and ▁W ▁Haw th orn . ▁ ▁In ▁about ▁ 1 8 5 8 , ▁they ▁were ▁again ▁re built ▁as ▁ 0 - 6 - 0 s ▁by ▁Syl v ester ▁Le es . ▁ ▁Richard ▁Walker , ▁a ▁director ▁of ▁the ▁EL R ▁between ▁ 1 8 3 8 ▁and ▁ 1 8 5 4 , ▁was ▁the ▁supp lier ▁of ▁about ▁twenty ▁locomot ives ▁to ▁the ▁company , ▁including , ▁in ▁the ▁ 1 8 5 0 s , ▁four ▁ 2 - 4 - 0 s ▁and ▁several ▁ 0 - 6 - 0 s . ▁ ▁Walker , ▁Richard ▁& ▁Bro ther ▁supplied ▁four ▁ 2 - 2 - 2 ▁locomot ives , ▁Med usa , ▁H ec ate , ▁Di omed ▁and ▁Lyn x . ▁ ▁All ▁were ▁later ▁re built ▁as ▁a ▁ 2 - 4 - 0 ▁tank ▁engine . ▁ ▁In ▁ 1 8 4 7 , ▁two ▁ 0 - 4 - 2 s ▁were ▁supplied ▁by