Bernsteins Fish Grotto Pop Up Brochure / Mailer San Francisco California 1940. A Bernstein’s Fish Grotto Pop Up Brochure / Mailer. San Francisco California 1940. Used during the 1940 Golden Gate Exposition. When opened, a section pops up as the San Francisco Oakland Bay Bridge and a circle outlines the Exposition Grounds on Treasure Island. Arrows point to the Golden Gate bridge and the location of Bernstein’s Fish Grotto. Measures about 13″ x 4 1/2″ when opened. Bernstein’s Fish Grotto is located on Powell Street in San Francisco. In very fine condition. Has not been mailed or addressed, has original seal. Ckages may be 8 to 18. Powered by SixBit’s eCommerce Solution.