▁Ohio ▁Mid west ▁Railway ▁Pres ervation ▁Society ▁round house , ▁Cleveland , ▁Ohio , ▁former ▁Baltimore ▁and ▁Ohio ▁Rail road ▁facility ▁Ch es ape ake ▁and ▁Ohio ▁Railway ▁round house , ▁Par s ons ▁Y ard , ▁Columb us , ▁Ohio ▁Age ▁of ▁Ste am ▁Round house , ▁Sug arc reek , ▁Ohio ▁ ▁Pennsylvania ▁East ▁Al to ona ▁Round house , ▁Al to ona , ▁Pennsylvania ▁largest ▁locomot ive ▁serv icing ▁round house ▁in ▁the ▁world ▁in ▁ 1 9 0 4 ; ▁demol ished ▁in ▁two ▁phases ▁in ▁the ▁ 1 9 6 0 s ▁Round house , ▁Ch amb ers burg , ▁Pennsylvania ▁Round house , ▁En ola ▁Y ard , ▁En ola , ▁Pennsylvania ▁Round house , ▁Haz el wood , ▁Pennsylvania ▁Round house , ▁now ▁used ▁by ▁W aste ▁Management , ▁Pen ▁Ar gy l , ▁Pennsylvania ▁East ▁Broad ▁Top ▁Rail road ▁round house , ▁Rock hill , ▁Pennsylvania ▁Ste amt own ▁National ▁Historic ▁Site , ▁the ▁former ▁Sc r anton , ▁Pennsylvania ▁yards ▁of ▁the ▁Del aware , ▁L ack aw anna ▁and ▁Western ▁Rail road ▁Round house , ▁North ▁B ess emer , ▁Pennsylvania ▁Round house , ▁Hall , ▁Pennsylvania ▁Round house , ▁Green ville , ▁Pennsylvania ▁Round house , ▁New ▁Castle , ▁Pennsylvania ▁Round house , ▁Mc Ke es port , ▁PA ▁Round house ▁( no ▁tur nt able ) ▁and ▁machine ▁shop ▁Round house , ▁Mah on ingt own , ▁PA ▁small ▁round house ▁used ▁for ▁commercial ▁business ▁Round house , ▁North ▁Pitt ston