New Gold Line billboard at Sierra Madre Station attempts to lure motorists off the 210 freeway

After 15 years of traffic snarls, Pasadena may build California Boulevard overpass at Gold Line train tracks – Pasadena Star News

History of Los Angeles Metro Rail and Busway - Wikipedia

Sierra Madre Villa (LA Metro Gold Line) - The SubwayNut

A glimpse at the Foothill Extension Gold Line

Ten years riding the Gold Line: photos and observations

Ten years riding the Gold Line: photos and observations

Highway 99: The History of California's Main Street by Kent Sorsky - Issuu

Water and Power Associates

History of Los Angeles Metro Rail and Busway - Wikipedia

march-2011

UPDATE: Gold Line service suspended between Lake and Sierra Madre Villa stations due to freeway truck accident

Additional Parking: Field Notes — Mark Robert Lewis – minor literature[s]