Henry Huntington

#51: Plaza Substation (Downtown)

December 20, 2021

Transportation

This electrical power station, right on Olvera Street, powered 40% of LA's streetcars from 1905-1963

#47: The Old Mill/El Molino Viejo (San Marino)

November 30, 2021

Commerce

The Old Mill is Southern California's oldest surviving commercial building. Its millstones once ground grain for the San Gabriel mission, and were later rediscovered by a famous WWII hero.[…]