Police telephone switchboard 1955 (archive ref POL-4-10-9-22b)
East Riding Archives · 1014×764
Clouds and Switchbacks
GlacierNPS · 1024×683
Semi-circular switchboard room Matson Photo
libraryofcongress · 5817×4254
Switchboard municipal power plant. Cache
libraryofcongress · 10963×14049
