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Unique, vintage Park Sherman Co, Springfield Il black and gold labeled bottom, slightly elevated advertising bowl with what looks like acrylic material covered dome center with a ship and Atlantic Paper Company, Philadelphia marked center. Very nice shape, no wear to note, could use a good polishing. Zoom in for details. About 1 1/8 inches thick and 7 1/2 inch diameter.   

Priority shipping with delivery confirmation is $8.99 anywhere in the US.  

Look at the picture.