View northwest across Southern Pacific tracks towards the passenger depot and Refreshment Saloon which was on Townsend between 3rd and 4th Streets. In the background is the Southern Pacific headquarters building on the northeast corner of 4th and Townsend.[Southern Pacific Passenger Depot, San Francisco 1879; This passenger station of the Southern Pacific at 4th and Townsend was erected in 1875, replacing the original station at Market and Valencia.]