6 Rochester, New York
3 Rochus, Saint, ca. 1350-ca. 1380
1 Rock Carpet Mills
1 Rock climbing
2 Rockefeller, John Davison, Jr., 1874–1960
3 Rockets
10 Rocking chairs
1 Rocking horses
1 Rockingham Castle, England
2 Rockingham, England
3 Rockland Street
25 Rocks
1 Rockville, Maryland
1 Rocky Hill, Pennsylvania
5 Rocky Mountain Museum
7 Rocky Mountains
1 Rocky Run, Pennsylvania
1 Rocky Run, Pennsylvania
1 Rodger's Printing House
1 Rodman Street
1 Rodwell, G. Herbert (George Herbert), 1800-1852
2 Rogers Upright Piano Co.
1 Rogers, Fairman, 1833-1900
1 Rogers, Margaret
1 Rogers, Molly
1 Rogers, Randolph, 1825-1892.
2 Rogers, Samuel, 1763-1855
2 Roissman Stables
1 Roldán, Amadeo, 1900-1939
1 Rolland, William Rae (1817-1904)
1 Roller coasters
4 Roller conveyors
1 Roller skates
3 Rollers (Printing)
1 Rolleston, T. W. (Thomas William), 1857-1920
5 Rolling mills
1 Rolling pins
4 Roman Catholicism
23 Romances
1 Romanelli, Pasquale