The Eastshore and Suburban Railway (E&SR) was a formerly independent unit of the historic San Francisco Bay Area Key System which ran streetcar trains in Richmond, California, San Pablo, and El Cerrito. There were several lines with terminals at Point Richmond, North Richmond, the county line with Alameda County (a transfer point), what is now San Pablo, and /East Richmond/Alvarado Park. Service to Oakland required a transfer to trains at the County Line station and service to San Francisco required an additional transfer in Oakland. The systems were later consolidated into the Key System. Service began to be replaced by buses beginning on August 1, 1932, with the conversion of the East Richmond/23rd Street line to buses. Lines were converted to buses one at a time with the last remaining