| Thomas | G. W. | Langford Hill, Waroona | G8T and 110D, 45E | 1962 |
| Thomas | G.H. | Moonynooka, Geraldton | TH9 | 1912 |
| Thomas | Geo. | Bournegup Farm, Ludlow | 2TG | 1924 |
| Thomas | Geo. | Kalgan River, Mt. Barker | O9T | 1924 |
| Thomas | Geo. | Treesville P.O. | VT8 | 1924 |
| Thomas | Grace | No. 4, Kellerberrin | G9U | 1924 |
| Thomas | H | Rockingham, Rockingham | HX1 | 1912 |
| Thomas | H. | Rockingham | HX1 | 1924 |
| Thomas | H. C. | 2299, 2300, 2889, 4218, 4219, Osmington, via Margaret River | C3T and 34C, 118A | 1962 |
| Thomas | H. D. | Winburndale, Nungarin | 8DT | 1924 |
| Thomas | H. J. | Dangenup, Balingup | N1L | 1924 |
| Thomas | H. J. | Moorlands, Doodlakine | 7AM and 11D, 41E | 1962 |
| Thomas | H.J | Dangenup, Balingup | N1L | 1912 |
| Thomas | Hannah | Paradise, Cottage, Rockingham | HT7 | 1912 |
| Thomas | Hannah | Paradise Cottage, Rockingham | HT7 | 1924 |
| Thomas | Harry | Caversham, via Guildford | XU9 | 1924 |
| Thomas | Helena May | Thomas' Farm, Jarnadup | DN5 | 1924 |
| Thomas | Howard | Bournijup, Ludlow | H3T | 1912 |
| Thomas | Howard | Bournijup, Ludlow | H3T | 1924 |
| Thomas | Hy. Chas | East Street Stable, Albany | 1CT | 1912 |
| Thomas | Hy. Chas. | East Street Stable, Albany | 1CT | 1924 |
| Thomas | I. A. | Rutherglen, Kulin | T7A and 7D, 57F | 1962 |
| Thomas | I. F., F. H., C. B. & B. E. | Victoria | 6ST | 1924 |
| Thomas | J. | 2441-2, Warner Glen, via Karridale | N7J | 1962 |
| Thomas | J. A. | Brutes Lodge, Redcliffe | J4F | 1962 |
| Thomas | J. G. | Loc. 1179, Duli, via Wongan Hills | 4UT | 1924 |
| Thomas | J. H. S. | 3056, 4068, 2938, Margaret River | HT3 and 52F, 19D | 1962 |
| Thomas | J. Ivor | Commonage No. 12876, Mt. Magnet | QT3 | 1924 |
| Thomas | J. L. | Springdell, Beverley | J6L | 1924 |
| Thomas | J. M. | Kent 983, Pingrup | 1JT and 42C, 29E | 1962 |
| Thomas | J. R. | Melbourne 935 Lots 5 West, New Norcia | 4JT and 17D, 50E | 1962 |
| Thomas | J. W | Orange Grove, Serpentine | KE1 | 1912 |
| Thomas | J. W. | Orange Grove, Serpentine | KE1 | 1924 |
| Thomas | J.L. | Springdell, Beverley | J6L | 1912 |
| Thomas | Jeremiah | 5 acre Block, Collie | 1JT | 1924 |
| Thomas | Jerremiah | 5 Acre Block, Collie | 1JT | 1912 |
| Thomas | Johanna | Miner's Homestead Lease, Black Range | SS8 | 1912 |
| Thomas | Johanna | Miner's Homestead Lease Ob, Black Range | SS8 | 1924 |
| Thomas | John | Commonage, Mingenew | J4T | 1912 |
| Thomas | John | Commonage, Mingenew | J4T | 1924 |
| Thomas | John A & Sainl | Springdale G.L. 2525/68, Yooraling, via Beverley | S2T | 1912 |
| Thomas | John A. & Samuel | Springdale G.L. 2525/68, Yooraling, via Beverley | S2T | 1924 |
| Thomas | John J. | Lease No. 3219, Onslow | V4T | 1924 |
| Thomas | L. E. | Plantagenet 5955, Mt. Many Peaks | LT4 and 52F, 21E | 1962 |
| Thomas | Laura | Biddaminna, Moon River | 7LT | 1912 |
| Thomas | Laura | Biddaminna, Moore River | 7LT | 1924 |
| Thomas | M. | Block 76, Osbourne Park | 8MT | 1912 |
| Thomas | M. | Block 76, Osborne Park | 8MT | 1924 |
| Thomas | M. D. | Moondine, Moora | MT2 | 1924 |
| Thomas | M. Jane | Fernvale, Capel | 5JJ | 1912 |
