Scientific American 332 APRIL 20, 1907. at will, and as the tank is known to be of solid con- and plunge it into the water with the rather in the tank of the New York … truth it is very real, for the mermaids at liberty to perform her part of the appear at the surface and dive down scene without hindrance. At _ the The Elevating Device at Rest Just Prior to Raising. THE MYSTERY OF THE HIPPODROME MERMAIDS UNVEILED.
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