"Porcupine Hill": A panoramic view of Signal Hill in 1923, a small city in Los Angeles County. On June 21, 1921, oil was discovered in Signal Hill and the city was soon covered with over 100 oil derricks. (The Aerograph Co.) [4685x640]

#vintage #"Porcupine Hill": A panoramic view of Signal Hill in 1923, a small city in Los Angeles County. On June 21, 1921, oil was discovered in Signal Hill and the city was soon covered with over 100 oil derricks. (The Aerograph Co.) [4685x640] #history #HistoryPorn #Bot https://ift.tt/3jr0yfs