SAN DIEGO TRANSIT
Official Web site of the San Diego Metropolitan Transit System.
In 1967, the San Diego Transit Co. was taken over by the city. And in 1975, a Metropolitan Transit System was formed to coordinate public transportation throughout San Diego County. The last streetcars ran in 1949, although a new light rail system (Trolley) began operating in 1982.
How the electric railways and private bus companies evolved into today's bus system within San Diego.
ADDITIONAL TRANSIT PROVIDERS
Outside San Diego, the North County Transit District has operated buses in north San Diego County since 1977. Also, the San Diego County Transit System operates buses in other areas of San Diego County.
San Diego Historical Society
San Diego Metropolitan Transit System (Wikipedia)
Information from various sources, including the September and October 1975 issues of the magazine "Motor Coach Age".
Chicago Transit & Railfan Web Site