| Clarke | J. A. | Boongarra, Burekup | EC8 and 116B, 8A | 1962 |
| Clarke | J. B. | Locs. 2872/76, Yelverton | 4CD | 1962 |
| Clarke | J. B. F. | Rose Valley, Uduc | CJ4 | 1912 |
| Clarke | J. B. F. | Rose Valley, Uduc | CJ4 | 1924 |
| Clarke | J. C. | Springvale, Northampton | J9C and 47A, 49C | 1962 |
| Clarke | J. G. | 2714, Manjimup | 0GC and 39C, 38A | 1962 |
| Clarke | J. H. | Aukland, Northampton | 2JC and 13D, 7E | 1962 |
| Clarke | J. K. & Co. | Admella, Goomalling | NC3 and 25E, 12C | 1962 |
| Clarke | James | Jurokine Farm, Jurokine | 2JC | 1912 |
| Clarke | James | Lang Lawford, Kuminin | 9LL | 1912 |
| Clarke | James | Myrtle Hill, Cooernup | CJ8 | 1912 |
| Clarke | James | Jurokine Farm, Jurokine | 2JC | 1924 |
| Clarke | James | Lang Lawford, Kumminin | 9LL | 1924 |
| Clarke | James | Myrtle Hill, Cookernup | CJ8 | 1924 |
| Clarke | John | Budhill Farm, Denmark | KL3 | 1924 |
| Clarke | K. L. & E. G. | Brooklands & Ning locs. 18308-18310, Cadoux and Manmanning | 6CE and 26B, 50A | 1962 |
| Clarke | Kate F. | Fern Hollow, Warren | KC1 | 1912 |
| Clarke | Kate F. | Fern Hollow, Warren | KC1 | 1924 |
| Clarke | L. & F. | Bonneterre, Cadoux | 3CA and 39E, 50D | 1962 |
| Clarke | L. L. | Havelock Farm (Pr. 2815, 2862), Goomalling | 1LC and 29B, 4E | 1962 |
| Clarke | M. I. H. | Water Vale, Waddi Estate, Carnamah | 0CZ and 33A, 13C | 1962 |
| Clarke | M. P. | Avon Loc. 11465 Yorkrakine | 3KC | 1924 |
| Clarke | M. T. (Mrs) | Mumberkine, Jennacubbine | 4XC and 17B, 102A | 1962 |
| Clarke | Max | Commonage, Laverton | XC5 | 1924 |
| Clarke | Mrs A. | Fern Hollow, Warren | L1C | 1924 |
| Clarke | Mrs F. A. | Bridgetown | F8C | 1924 |
| Clarke | Mrs. A. L. | Fern Hollow, Warren | L1C | 1912 |
| Clarke | Mrs. F. A. | Bridgetown | F8C | 1912 |
| Clarke | N. V. | Kondine, Pingelly | 0CZ and 33A, 13C | 1962 |
| Clarke | Norah B. | Lyncroft, Brunswick Junction | NO8 | 1924 |
| Clarke | P. J. | Inglewood, Northam | 3PC and 42B, 35A | 1962 |
| Clarke | Peter | Commonage and Homestead Lease T30, Laver Street, Laverton | PV9 | 1924 |
| Clarke | R. A. | Littlemore, Roelands | R4U and 3D, 3E | 1962 |
| Clarke | R. J. | Glenmore, Hillman, via Darkan | R6C | 1912 |
| Clarke | R. J. | Glenmore, Hillman, via Darkan | R6C | 1924 |
| Clarke | R. J. | Aylestone, Bolgart | 8CK and 20A, 48B | 1962 |
| Clarke | R. J. P. | Avon Stud Farm, Long Lawford, via Doodlakine | D7C | 1912 |
| Clarke | R. O. | Sussex Locs. No. 383, 388, 1480, Walsall, via Busselton | R3O | 1962 |
| Clarke | R. W. | Hillcrest Farm, Lake Grace | RC5 and 10A, 46C | 1962 |
| Clarke | Raymond A. | Littlemore, Roelands | R4U | 1924 |
| Clarke | S. W. | Blocks 131, 212, 52, Harvey | V6T | 1962 |
| Clarke | T. A. H. | Lake View, Bunbury, Springfield, Australind | 3TC | 1912 |
| Clarke | T. A. H. | Lake View, Bunbury, Springfield, Australind | 3TC | 1924 |
| Clarke | T. E. & L. I. | Gwen Ewin, Williams | ST5 and 3B, 43A | 1962 |
| Clarke | T. L. | Milgun Station, Meekatharra | L8K | 1962 |
| Clarke | Thos. | Warrocatharra, Mt. Magnet | TC5 | 1912 |
| Clarke | Thos. | Broome | 3VC | 1924 |
| Clarke | Thos. | Warrocatharra, Mt. Magnet | TC5 | 1924 |
| Clarke | V. | Glorydale, Bonny Rock | VC1 and 23A, 7 | 1962 |
| Clarke | W. | Munsley, Lake King | X9C and 47A, 44B | 1962 |
