larg ed ▁versions ▁of ▁many ▁used ▁on ▁garden ▁rail ways ▁in ▁fine ▁weather . ▁ 1 6 ▁of ▁these ▁were ▁built ▁in ▁two ▁batch es ▁between ▁ 1 8 7 8 ▁and ▁ 1 9 0 8 , ▁each ▁bore ▁a ▁single ▁letter ▁in ▁the ▁series ▁A ▁to ▁P . ▁The ▁service ▁was ▁with dra wn ▁on ▁ 9 ▁February ▁ 1 9 5 1 , ▁rendering ▁the ▁carri ages ▁redundant . ▁Seven ▁surv ived , ▁six ▁were ▁given ▁or ▁sold ▁to ▁the ▁Tal yl lyn ▁Railway ▁where ▁they ▁were ▁modified ▁or ▁can n ib al ised ▁to ▁such ▁an ▁extent ▁that ▁no ▁Pen rh yn ▁bodies ▁surv ive ▁there . ▁The ▁sevent h ▁surv iv or ▁was ▁acquired ▁by ▁the ▁Pen rh yn ▁Castle ▁Railway ▁Museum , ▁where ▁it ▁remained ▁on ▁view ▁in ▁ 2 0 1 6 . ▁Con trad ict ing ▁this ▁to ▁a ▁degree ▁is ▁the ▁M ose ley ▁Railway ▁Trust ▁which ▁has ▁carriage ▁" O ", ▁which ▁came ▁into ▁their ▁hands ▁after ▁a ▁long ▁tour ▁of ▁various ▁pres ervation ▁sites , ▁starting ▁with ▁B ress ingham ▁Ste am ▁and ▁Gard ens . ▁The ▁trust ▁has ▁also ▁built ▁a ▁rep lica ▁of ▁carriage ▁" H ". ▁ ▁Rest oration ▁▁ ▁Pen rh yn ▁Qu ar ries ▁Ltd ▁completed ▁the ▁rest oration ▁of ▁a ▁section ▁of ▁the ▁original ▁railway ▁at ▁Fel in ▁F aw r , ▁Beth es da ▁in ▁ 2 0 1 2 ▁. ▁To ▁comm emor ate ▁the ▁ 5 0 th . ▁anni versary ▁of ▁the