| Owner | Count | 1.
| Ryder, David F., West Townsend, Massachusetts | 5 | 2.
| Ryder System, Maintenance Department, Miami, Florida | 1 | 3.
| Rydzik, Peter, Simpson, Pennsylvania | 1 | 4.
| Rye Free Reading Room, Rye, New York | 1 | 5.
| Ryerson, Knowles A., Mrs, Berkeley, California | 5 | 6.
| Ryerson, Martin A., Mr & Mrs, | 2 | 7.
| Ryman Auditorium, Nashville, Tennessee | 1 | 8.
| Rymer, Sam, Spring Lake, Michigan | 1 | 9.
| Ryon, John L., Jr, Mr & Mrs, Clarks Green, Pennsylvania | 5 | 10.
| S. C. Johnson and Sons, Racine, Wisconsin | 6 |
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