13th St. Birmingham Tower - Type F interlocking160 viewsView of machine and track model.
13th St. Birmingham Tower - Type F interlocking111 viewsRelay rack with Union rectifiers mounted on wall
13th St. Birmingham Tower - Type F interlocking107 viewsView looking north with Style M-2 Movement operating
13th St. Birmingham Tower - Type F interlocking107 viewsOne of two sections of steel relay cabinet and steel wire chase
13th St. Birmingham Tower - Type F interlocking106 viewsView of tower with Style M-2 movement connected to frog
13th St. Birmingham Tower - Type F interlocking105 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 interlocking103 viewsView looking south with signal bride in foreground
13th St. Birmingham Tower - Type F interlocking100 viewsGeneral View of Track Layout
13th St. Birmingham Tower - Type F interlocking100 viewsView of Tower and Track Layout
13th St. Birmingham Tower - Type F interlocking98 viewsView of single switch with Style M-2 Movement