2Portfolios%3D%221145%22%20and%20Sort_Artist%3D%22Gropper,%20William%22William GropperGropper, WilliamUnited States18971977MalePaintingThe Opposition28 x 38 in. (71.1 x 96.5 cm)...Oil194219421942PaintingMemorial Art Galleryxxx1951.551.5TR151.5SL151.5DI151.5DI263gropper1.tifWilliam GropperGropper, WilliamUnited States18971977MalePrintThe Opposition12 1/8 x 17 in. (30.8 x 43.2 cm)...Printer's ink194219421942PrintMemorial Art Galleryxxx1989.5989.59DI189.59TR163gropper2.tif89.59DI#2