3 Rare plates by Oscar Bach

3 Rare and unusual plates by Oscar Bach 1884-1957.
Metal worker, furniture designer Born in Germany, emigrated to the USA famous for his designs at the Daily News Building, Chrysler Empire State Building and plaques of Radio City Hall. 3 studio pieces signed on back Oscar Bach Sterling Bronze Co N.Y.  Very unusual opalescent patina, each piece has stylistic Art Deco animal in a posed positio