Pair of art nouveau salad / dessert plates with butterflies. Hand painted butterflies. In browns and gold. One is on a white background, and one is on a light green background.  Both have a gold rim. No chips or cracks, some wear to paint as shown in pictures.  The M. Z. blank is from 1884 to 1909, and the artist signed in 1915. Measures approximately 6 7/8 inches diameter.