Feeding fish from glass bottom boat

Front:
933 FEEDING FISH FROM GLASS BOTTOM BOAT AT SILVER SPRINGS, FLA. VI8458 6A-H595

Back:
FLORIDA'S INTERNATIONAL ATTRACTION SEE SILVER SPRINGS "c. T. ART-COLORTONE, “Nature's Underwater Fairyland" Largest flowing springs in the world, over 750 million gallons daily. Electric driven glass bottom boats. Greatest depth 80 feet. Temperature of water 720 winter and summer. Shown from sunrise to sunset, in all weather, every day in the year. MADE ONLY BY CURT TEICH & co., INC., CHICAGO, U.S.A.