"S.P. Mammoth Wharf and Santa Monica Canyon, Cal. # 18" :Aerial view of Southern Pacific’s Long Wharf/Port Los Angeles and waterfront north of Santa Monica; train on railroad tracks along beach; shows tents, carriages, horses in fenced area (right); three-story building (extreme right), buildings on beach (left) of tracks. Santa Monica; *LAIRR north on coast from Santa Monica to wharf