Pearl & Dean Advertising, Do you see an old lady or a young woman?

2011-03-252011-03-254-9-99 17:1999https://hdl.handle.net/1911/42099The origin of the image is Unknown. Watermark Unknown.DrawingengUnknownPearl & Dean Advertising, Do you see an old lady or a young woman?puzzlenoticeb99n.GIFpuzzlenoticeb99n.GIF[无中文] []AdvertisingCorporate Consulting and AdvertisingPearl & Dean Advertisingnewspapers [报纸]