bridge , ▁Sur rey . ▁Entry ▁is ▁on ▁a ▁joint ▁basis ▁with ▁Brook lands ▁Museum . ▁ ▁The ▁museum ▁is ▁operated ▁by ▁the ▁London ▁Bus ▁Pres ervation ▁Trust ▁and ▁exhib its ▁around ▁thirty - five ▁examples ▁( from ▁its ▁forty + ▁collection ) ▁of ▁London ▁bus es , ▁coach es ▁and ▁anc ill ary ▁vehicles ▁covering ▁ 1 0 0 ▁years ▁of ▁development ▁of ▁the ▁bus ▁in ▁London ▁including ▁Victor ian - era ▁horse - b uses , ▁ 1 9 2 0 s ▁open - top ▁bus es , ▁stream lined ▁ 1 9 3 0 s ▁designs ▁and ▁through ▁the ▁Second ▁World ▁War ▁to ▁the ▁mass - standard isation ▁of ▁the ▁ 1 9 5 0 s , ▁the ▁A EC ▁Rout em aster s ▁of ▁the ▁ 1 9 6 0 s ▁and ▁the ▁rear - eng ined ▁bus es ▁of ▁the ▁ 1 9 7 0 s . ▁The ▁collection ▁includes ▁pre - W W 2 ▁A EC ▁Reg ents , ▁post - war ▁A EC ▁Reg ent ▁III ▁R T s ▁and ▁A EC ▁Rout em aster s ▁and ▁the ▁exhib its ▁are ▁arranged ▁in ▁an ▁historical ▁tim eline , ▁divided ▁into ▁gall eries ▁representing ▁mil est ones ▁in ▁the ▁development ▁of ▁the ▁London ▁bus , ▁placing ▁each ▁arte fact ▁in ▁its ▁contemporary ▁setting . ▁The ▁Museum ' s ▁collection ▁contains ▁some ▁unique ▁exhib its , ▁many ▁of ▁which ▁have ▁been ▁fully ▁restored ▁by ▁the ▁volunte ers , ▁including ▁pro tot ypes ▁of ▁the ▁A EC ▁Reg ent