| Bywaters | I. A. | Rose Dale, Konnongorring | UY7 | 1924 |
| Bywaters | John Ed. | Purple Dale, Kojonup | 9EB | 1912 |
| Bywaters | John Ed. | Purple Dale, Kojonup | 9EB | 1924 |
| Bywaters | R. W. | 2869, Yelverton via Busselton | B9R | 1962 |
| Bywaters | W. & T. | Bywaters Farm, Northam | TB2 | 1912 |
| Bywaters | W. & T. | Bywaters' Farm, Northam | TB2 | 1924 |
| Bywaters | W. F. | Glen Hollow, Konnongorring | B3Q | 1924 |
| C.S. & I.R.O. | - | Glen Lossie, Kojonup | C/|\A and 33B, 117A | 1962 |
| Cabassi | G. M. | Praldoo 9163, East Brook | 4CG and 11D, 4E | 1962 |
| Cabassi | J. | Lov. 8962 Pemberton | H2B | 1962 |
| Cabassi | L . | Nelson 7592, Pemberton | LC9 and 113A, 37C | 1962 |
| Cable | D. | Oaklands, Armadale | DC1 and 1C, 37E | 1962 |
| Cable | H. V. P. | Dingering, East Wagin | C8Z | 1912 |
| Cable | H. V. P. | Dingering, East Wagin | C8Z | 1924 |
| Cable | Joseph | Six-mile Station, Quindanning | 9CJ | 1924 |
| Cable | Jospeh | Six-Mile Station, Quindanning | 9CJ | 1912 |
| Cable & Lardner | - | Homestead, Kurnalpi | CL8 | 1912 |
| Cable & Lardner | - | Homestead, Kurnalpi | CL8 | 1924 |
| Cadby | H. G. | Town Lot 28, Mulwarrie | H4C | 1912 |
| Cadby | H. G. | Town Lot 28, Mulwarrie | H4C | 1924 |
| Cadd | Cyril Edmund | Coondle Estate Lots 3, 4, and 13, Coondle | N9Q | 1925 |
| Cadd | Frank | Boolagoorda, Hamelin Road | C8P | 1912 |
| Cadd | P. B & Y .H . | Narlee, Tambellup | QU6 and 7C, 8E | 1962 |
| Cadd | Walter E. | Montoro, Tambellup | QU6 | 1925 |
| Cadwallader | A. F . J. | Lot. 136 & 204, Popanyinuing | AC8 and 54F, 26D | 1962 |
| Cadwallader | Chas. P. | Ninghan Loc. 855, Kondut | N8X | 1924 |
| Cadwallader | Jas. | Blocks 23308/55, 12599/74, Yorkrakine | 9CD | 1912 |
| Cadwallader | Jas. | Blocks 23308/55, 12599/74, Yorkrakine | 9CD | 1924 |
| Cadwallader | W. G. | Ninghan Locs. 850, 852, 64/80, Pithara | YU6 | 1925 |
| Cadwallader | Walter A. | Earlsferry Farm, Wubin | U8K | 1924 |
| Cadwallader | Wm A. | Success Farm, Ballidu | Y6Z | 1924 |
| Cady | Frank John | Davyhurst | T3C | 1924 |
| Caesar | E. G. | 157 South Street, Fremantle | E1C | 1962 |
| Caesar | Ernest | Dairy, Fremantle | E1G | 1926 |
| Caeser | Albert Edw. | Anna Plains Station, La Grange Bay | 7VZ | 1924 |
| Caffell | H. J. | Colorado, Tammin | C2H and 48B, 38E | 1962 |
| Cafffin | N. S . | Astop, War Service Land Sett. A 50c, Latham | N6C and 48B, 115E | 1962 |
| Caffin | T. N . | Nirvana, Latham | TC3 and 20A, 33B | 1962 |
| Cagnana | S. | Nelson Lov. 3824, Albany | ZC1 | 1962 |
| Cagnola | C. | Etna Farm, Broomehill | C5A | 1912 |
| Cagnola | C. | Etna Farm, Broomehill | C5A | 1924 |
| Cahill | B. Mary | Nangeenan | V6G | 1927 |
| Cahill | C. | Commonage, Boulder City | CC4 | 1912 |
| Cahill | C. | Commonage, Boulder City | CC4 | 1924 |
| Cahill | Matthew | Wyndham | OX5 | 1924 |
| Cahill | S. J. | Stone Ridge, Nangeenan | SC8 and 49D, 27E | 1962 |
| Cahill | V. D. | Glenalbyn, Nangeenan | V6C | 1912 |
| Cahill | V. D. | Glenalbyn, Nangeenan | V6C | 1924 |
| Cahill & Co. | V. D. | Glenalbyn, Nangeenan | V6C and 38B, 104A | 1962 |
| Cahill & Son | J. M. | Forrest Farm, Merredin | CB9 and 36B, 49A | 1962 |
