| Roberts | Chas. B. | Stratham, Capel | R5O | 1924 |
| Roberts | Clarence | Rosemore, Capel | CR2 | 1912 |
| Roberts | Clarence | Rosemore, Capel | CR2 | 1924 |
| Roberts | D. | Briahgabby, Dandaragan | R8U | 1962 |
| Roberts | D. P. | Cuddarri, Gascoyne | DR1 | 1912 |
| Roberts | D. P. | Cuddari, Gascoyne | DR1 | 1924 |
| Roberts | D. R. | Dundee, Nelson Locs. 11203, 11193 Carlotta, via Nannup | 4RV | 1962 |
| Roberts | D. S. | 1979, Bussleton | 9GX | 1962 |
| Roberts | E. | Possum Park, Kojonup | ER3 and 10B, 43A | 1962 |
| Roberts | E. C. | Tregony Farm, Nannup | 9RX | 1924 |
| Roberts | E. C. | The HomeStead. Locs. 81000 and 81004, Cundenup | 9RX and 58F, 38D | 1962 |
| Roberts | E. H. | Sussex Loc. 8, Wonnerup | RO8 | 1924 |
| Roberts | E. N. | Coodardy, Cue | E1R | 1912 |
| Roberts | E. N. | Coodardy, Cue. | E1R | 1924 |
| Roberts | E. P. & I. P. | Beaumont, Meckering | 4PR and 4C, 19E | 1962 |
| Roberts | E. R. | Glendower, Coolup | 1ER | 1912 |
| Roberts | E. R. | Glendower, Coolup | 1ER | 1924 |
| Roberts | E. R. | Cundenup, via Donnybrook | RX6 | 1924 |
| Roberts | E. R. C. | Lot 140, Greenfield, Capel | EX8 | 1924 |
| Roberts | E. R. C. | Greenfields Stud, Stirling Lot 168. Streeham 140, Capel | EX8 and 18B, 51F | 1962 |
| Roberts | E. T. | Sunnyside and Glenside, Pithara | UR1 and 47B, 39A | 1962 |
| Roberts | E. W. | Dewey Dale, Woodanilling | 4QO and 32D, 14E | 1962 |
| Roberts | E.T. | Loc. 2141, Pithara | UR1 | 1924 |
| Roberts | Edward G. | Century Farm, Dowerin | ER0 | 1927 |
| Roberts | Eva Ellen | City View Estate, Dalwallinu | 1ZR | 1924 |
| Roberts | F. C. | Lot 384, Sonth Belmont | F7R and 30B, 47A | 1962 |
| Roberts | F. E. | Karingal, Bunbury | 2RF and 28B, 48A | 1962 |
| Roberts | F. G. | Stirling Estate, Capel | FR1 | 1962 |
| Roberts | F. M. | Stirling, Capel | MR1 | 1962 |
| Roberts | F. T. | Block 751 (Lots 2, 3, 4), Wagin | T0R and 43B, 42E | 1962 |
| Roberts | Felix G. | Stirling Estate, Capel | FR1 | 1927 |
| Roberts | G. & Y. | Chelsea, Moora | V3V and 38C, 31A | 1962 |
| Roberts | G. A. | Town Lots 4 and 5, Boyanup | GR3 and 28C, 106A | 1962 |
| Roberts | G. J. | Stirling Estate, Lot 2 of 143, Stirling | F8R and 113B, 28A | 1962 |
| Roberts | G. T. | Lot 1346, Collie | OS2 | 1912 |
| Roberts | G. T. | Lot 1346, Collie | OS2 | 1924 |
| Roberts | Geo. | Lot 467, Denmark | G5R | 1924 |
| Roberts | Geo. M. | Feddington Estate, Mt. Barker | XK1 | 1924 |
| Roberts | H. | Koombana, Moora | 3DR | 1924 |
| Roberts | H. H. | Hillside Farm, Beverley | 6RH | 1912 |
| Roberts | H. H. | Greenfield, Capel | HR0 | 1912 |
| Roberts | H. H. | Hillside Farm, Beverley | 6RH | 1924 |
| Roberts | H. H. | Greenfield, Capel | HR0 | 1924 |
| Roberts | Henry | Deepdale, Geraldton | HR8 | 1912 |
| Roberts | Henry | Deepdale, Geraldton | HR8 | 1924 |
| Roberts | I. J. | Highlands, Waeel (Suburban Road, South Perth | R7U | 1924 |
| Roberts | I. P. & J. W. | Swan 3259, Burracoorong, Meckering | 7RR and 4C, 47E | 1962 |
| Roberts | J. | Menin, Madia Vale | JR7 and 15D, 110E | 1962 |
| Roberts | J. A. | Lots 73, 53-4, Boddington | R5A and 21B, 31E | 1962 |
| Roberts | J. A. & R. A. | Tralee, Lowden | 1JR and 84D, 13E | 1962 |
