All Photos Tagged sutro
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Initial Point and Instrument -- at the mouth of the Sutro Tunnel
Buildings -- at the mouth of the Sutro Tunnel
Office of the Chief Engineer of the Sutro Tunnel
Inside of the Sutro Tunnel
Entrance of the Sutro Tunnel
Office - At Mouth of Tunnel
Looking Down the Valley - from Mouth of the Sutro Tunnel
Inside of the Sutro Tunnel
Entrance to the Sutro Tunnel
Mouth of the Sutro Tunnel and Dayton - From the North
Sutro Mansion
Sutro Tunnel
