Santa Catalina Island Post Cards pre-1907 undivided back
The Sugar Loaf, Avalon Bay, Santa Catalina Island, California E. P. Charlton & Co. [original in SCIF archives]
Bath House and Bay, Avalon, Catalina Island, Cal. Catalina Novelty Co., Avalon, Cal. [original in SCIF archives]
Sugar Loaf & Glass Bottom Boats at Santa Catalina Island, Cal.. Newman Post Card Company Los Angeles postmarked August 19, 1909 [original in SCIF archives]
Glass Bottom Row Boats, Viewing the Submarine Gardens.