The Los Angeles Railway's Yellow Cars, a system cobbled together from numerous horse-powered lines, cable car lines, and upstart narrow-gauge trolley companies, served downtown and its environs in some iteration from 1898 to 1963. Henry Huntington assembled this conglomerate, making it functionally effective and well patronized.

Authors and Pacific Electric Railway Historical Society Archive board members Steve Crise and Michael Patris have carefully selected unique images from the Mount Lowe Preservation Society's vast collections, matching vintage images to the corresponding contemporary locations.