A #31-Balboa Street streetcar heads up a hill, traveling westbound near 23rd Avenue, toward Ocean Beach. This picture was taken about 1940. Photo courtesy of private collector/Western Neighborhoods Project

This Judah Street streetcar has just reached the end of the line at 48th Avenue and Judah Street. There is no “loop” for the transit vehicle, which simply switches its signs and electrical connector and heads out. Photo courtesy of a private collector/Western Neighborhoods Project.