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On back: "A One Room School on an Island ----- Fourteen children in six grades, from all parts of the globe, are taught by one teacher, Mrs. Ursula McLaren, on Yerba Buena Island, U. S. Navy Station, located in middle of San Francisco Bay, adjoining the site of the Golden Gate International Exposition. From left to right the children are: Betty McMenemy, Nancy MacDonald, George Knighton, Girard Thayer, Aileen Chittenden, Barbara McMenemy, Paul Lawrence, Dolores Turner, Bruce McCollum, Walter Knighton, Burns MacDonald, Carvel Tinner, Lawrence McCollum, Robert Lawrence."