https://www.925-1000.com/pics/Ximg.jpg https://www.925-1000.com/pics/Ximg.jpg Can anyone help identify the maker of these modernist hammered sterling earrings? Stamped mark is a bird in a circle, about 1.5mm wide, on the bottom of both pieces. Screw backs are stamped sterling. Earrings are 2 3/4&qu...