| Termen/ Term | Nr. apariții/ No. occurrences |
| RAPPA SEVERINO | 2 |
| RASCICOTTI DONATO | 1 |
| RASCU M G | 1 |
| RASCU MIHAIL | 4 |
| RASENSKI I | 1 |
| RASINARI | 8 |
| RASTOV | 1 |
| RATIU C. | 1 |
| RATIU CORNEL | 1 |
| RATIU IOSIF | 1 |
| RATZ PETER | 4 |
| RATZLAFF SIEGFRIED | 1 |
| RAUCH IOSEF IOHANNES | 1 |
| RAUH | 2 |
| RAUH J. | 4 |
| RAUH JOHAN | 1 |
| RAULE W | 1 |
| RAVE CHARLES | 1 |
| RAVEL EDOUARD | 1 |
| RAVENET SIMON FRANCOIS | 1 |
| RAVESTEYN JAN ANTHONISZ VAN | 1 |
| RAVH J. | 1 |
| RAY ANATOLE PAUL | 1 |
| RAYNE A.H. | 2 |
| RAYPER ERNEST | 1 |
| RAZAN | 1 |
| REALIER-DUMAS MAURICE | 1 |
| REALISM | 2 |
| REALISMUL FRANCEZ | 2 |
| RECEPOVICI ALEXANDRU | 4 |
| RECHENBERG LUCIA | 21 |
| REDLINGER ALMA | 20 |
| REDON ODILON | 12 |
| REEVE R. G. | 1 |
| REF.KOLL.LITH.KOLOSZVART | 1 |
| REFORMAT | 5 |
| REFORMATA | 1 |
| REGNAULT FRANCOIS | 1 |
| REGNAULT HENRI ALEXANDRE | 1 |
| REGNAULT HIPPOLYTE ARMAND | 1 |
| REGNAULT THOMAS CASIMIR | 1 |
| REGONA ANTONIO | 2 |
| REIF | 1 |
| REIFENSTEIN | 1 |
| REIFENSTEIN SI ROSCH | 3 |
| REIFF JOHANN CONRAD | 5 |
| REIFFENSTEIN | 1 |
| REIFFENSTEIN & ROSCH | 2 |
| REIFFENSTEIN ROESCH | 1 |
| REIFFENSTEIN ROSCH | 1 |