Vintage RW&S and P.L. Krider Kings Pattern Sterling Flatware

Vintage (At least 40 years old) sterling silver flatware.
Marked "RW&S" (R. Wallace & Sons sterling" flatware with engraving of an Old English letter "R"(?) on the handle. Includes several pieces of the same pattern marked "P.L. Krider" & Co. (in business from 1870-1888) with engraved initial "MB"?

55 pieces. Kings pattern by Peter L. Krider, about 1894. Wallace continues to make this pattern to order under the pattern name "Queens."
All marked RW&S Sterling unless noted:
12 dinner knives
  6 butter knives
11 large soup spoons (2 are marked P.L. Krider Sterling)
  7 dinner forks
  5 salad forks (2 are marked P.L. Krider Sterling)
  7 teaspoons (3 are marked P.L. Krider Sterling)
  4 larger teaspoons
  1 large serving spoon
  1 small ladle
  1 small serving spoon/berry spoon

Retail value new at www.silversuperstore.com under pattern name "QUEENS" = $15,517.25