4 7 ▁for ▁the ▁We ym outh ▁M ini ature ▁Railway ▁that ▁ran ▁adjacent ▁to ▁Rad ip ole ▁Lake ▁ ▁W aver ley , ▁ ▁a ▁ ▁gauge ▁ 4 - 4 - 2 ▁built ▁in ▁ 1 9 4 8 . ▁It ▁was ▁originally ▁named ▁Black ▁Prince ▁and ▁used ▁on ▁a ▁railway ▁in ▁We ym outh , ▁Dor set . ▁It ▁was ▁later ▁in ▁use ▁at ▁the ▁Is le ▁of ▁M ull ▁Railway , ▁and ▁is ▁now ▁based ▁at ▁Rud yard ▁Lake ▁Ste am ▁Railway , ▁in ▁Staff ord shire . ▁ ▁John ▁H ▁Gre tt on , ▁another ▁ ▁gauge ▁ 4 - 4 - 2 ▁built ▁in ▁ 1 9 4 8 , ▁based ▁at ▁the ▁St ap le ford ▁M ini ature ▁Railway ▁in ▁Le ic esters hire , ▁re built ▁in ▁ 1 9 6 9 . ▁ ▁Is amb ard ▁Kingdom ▁Brun ell , ▁a ▁ ▁gauge ▁ 2 - 6 - 0 ▁built ▁in ▁ 1 9 7 7 ▁for ▁the ▁Age ▁of ▁Ste am ▁in ▁P enz ance ▁where ▁it ▁ran ▁on ▁the ▁Crow las ▁Wood land ▁Railway . ▁This ▁locomot ive ▁now ▁res ides ▁on ▁Royal ▁Victoria ▁Railway ▁in ▁South am pton ▁where ▁there ▁is ▁a ▁new ▁build ▁tw in ▁locomot ive ▁named ▁Sam my ▁The ▁Serge ant ▁ ▁No . ▁ 5 , ▁nick named ▁The ▁La wn m ower , ▁a ▁ ▁gauge ▁light weight ▁locomot ive ▁built ▁in ▁ 1 9 5 2 ▁for ▁the ▁Tal yl lyn ▁Railway ▁using ▁a