| Author | Titles | | 1.
| Richard Gray Gallery (Nova Iorque, Estados Unidos) | 1 | | 2.
| Richard Green Gallery (Londres, Grã-Bretanha) | 1 | | 3.
| Richard H. Driehaus Museum (Chicago, Estados Unidos) | 1 | | 4.
| Richard Hamilton, 1922-2011 | 0 | | 5.
| Author is: Hamilton, Richard, 1922-2011 | 15 | | 6.
| Richard, Hélène | 1 | | 7.
| Richard, Hortense | 1 | | 8.
| Richard Hywel Evans Architecture and Design | 1 | | 9.
| Richard, Jean | 1 | | 10.
| Richard, Jean-Pierre | 1 | | 11.
| Richard, Lino | 1 |
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