Portal:San Francisco Bay Area/Years/137

1878
 * The Conservatory of Flowers (pictured) in Golden Gate Park, San Francisco is completed
 * Mark Hopkin's mansion (pictured) in San Francisco is completed
 * The California Street Cable Railroad, a cable car company, is founded in San Francisco by Leland Stanford
 * Austin Herbert Hills and R. W. Hills begin selling coffee and tea from a market stall in San Francisco