13th St. Birmingham Tower - Type F interlocking158 viewsView of machine and track model.
13th St. Birmingham Tower - Type F interlocking110 viewsRelay rack with Union rectifiers mounted on wall
13th St. Birmingham Tower - Type F interlocking104 viewsView looking north with Style M-2 Movement operating
13th St. Birmingham Tower - Type F interlocking104 viewsView of tower with Style M-2 movement connected to frog
13th St. Birmingham Tower - Type F interlocking103 viewsOne of two sections of steel relay cabinet and steel wire chase
13th St. Birmingham Tower - Type F interlocking101 viewsView looking north from Tower showing relay case, terminal case, dwarf signal and switch movements attached to Hayes derail
13th St. Birmingham Tower - Type F interlocking101 viewsView looking south with signal bride in foreground
13th St. Birmingham Tower - Type F interlocking100 viewsView of Tower and Track Layout
13th St. Birmingham Tower - Type F interlocking99 viewsGeneral View of Track Layout
13th St. Birmingham Tower - Type F interlocking96 viewsView of single switch with Style M-2 Movement