Vintage Silver-plated Plates.  Two plates are from Wm. A. Rogers, Meadowbrook pattern.  Larger plate is approx. 8-13/16" diameter, smaller is 5-9/16".  From 1930's, some listings mention a 1936 introduction.  Pattern is described as a Heart-shaped Leaf or Philodendron.  Both plates have staining, pitting, scratches and discoloration.  Other smaller plate is from Stanley Home Products.  Approx. 5-5/8" diameter, labeled as National Silverplate.  Pattern not defined and no mention of time period.  Plate is shinier than the other two, but still has some scratches and pitted spots.