The ring was donated by Mr. and Mrs. O. Roy Chalk to the Smithsonian Natural History Museum in 1972 and is part of the Smithsonian's National Gem and Mineral Collection.
NCTM's original intention was to operate streetcars owned by DC Transit president O. Roy Chalk, but it was not until 1970 that Chalk donated several historic Washington streetcars.
Roy Rogers | Roy Orbison | Roy Lichtenstein | Roy Thomas | Roy Haynes | Roy Clark | Arundhati Roy | Roy Jenkins | Roy Carr | Roy Dupuis | Rob Roy | Roy E. Disney | Roy Castle | Roy Barnes | Roy Jones, Jr. | Roy Harper | Roy Blunt | Siegfried & Roy | Roy Scheider | Roy Lassiter | Roy Hargrove | Roy Chapman Andrews | Roy Williams | Roy Thomas Baker | Roy of the Rovers | Roy Hattersley | Roy Emerson | Roy Acuff | Reena Roy | Roy Romer |