Ordos Style Silver Plaque Pair with Mythical Birds

20th century AD or earlier. A pair of square silver plaques comprising central openwork standing birds, one facing left, the other facing right, detailing to the birds' heads and feathers, enclosed in a solid border, domed pellets around. 31.8 grams total, 70mm each (2 3/4"). From a central London gallery; previously in the collection of a respected gentleman, assembled 1965-2018. [2, No Reserve]
Condition Report: Fair condition, chipped.