| Barrett & Marks | - | Santalia Farm, Bowgada | NU0 | 1924 |
| Barrett & Son | A. W. | Woodbridge, Ballidu | 4BT and 45B, 42E | 1962 |
| Barrett & Son | F. L. | Peel Est. 731, 729, Peel Est, E. Rockingham | B7T and 39C, 12E | 1962 |
| Barrett & Son | T. M. | Woodbine, Greehills | 2BB and 50B, 84 | 1962 |
| Barrett-Lenard Bros. | - | Belhus, Upper Swan | N7L | 1927 |
| Barrett-Lennard | A. | Wexcombe, Midland Junction | V7L | 1912 |
| Barrett-Lennard | A. | Wexcombe, Midland Junction | V7L | 1924 |
| Barrett-Lennard | A.D. & E.M. | Belhus, Beverley | 1BL and 39B, 28E | 1962 |
| Barrett-Lennard | D. | Mabedine, Mackie's Crossing | DL2 | 1912 |
| Barrett-Lennard | D. | Mabedine, Mackie's Crossing | DL2 | 1924 |
| Barrett-Lennard | D.G. & O. | Nelson 2179-84-78-80, 2177, Swan 5394, 5295 Mobedine, York | 6AD and 18B, 102E | 1962 |
| Barrett-Lennard | F. | Location 1, Beverley | 1LQ | 1924 |
| Barrett-Lennard | F. & F.R. | Swan Loc. 5494, 5381, Gingin | 7BL and 57F, 36B | 1962 |
| Barrett-Lennard | G. G. | Chilamoning Farm, Grass Valley | 0XL | 1924 |
| Barrett-Lennard | Henry | Braming Hill | B1L | 1924 |
| Barrett-Lennard | I. & G.F. | St. Leonards, Kondut | OXL and 4C, 10A | 1962 |
| Barrett-Lennard | J. | Red Hill, Onslow | SK2 | 1912 |
| Barrett-Lennard | L. & P. | Byfields, Kondut | 1MD and 13B, 38A | 1962 |
| Barrett-Lennard | S. & D., V. | Mobedine, York | DL2 and 20B, 20E | 1962 |
| Barrett-Lennard | T. | Woonderlin, Beverley | L0T | 1912 |
| Barrett-Lennard | T. | Woonderlin, Beverley | L0P | 1924 |
| Barrett-Lennard | T. H. | Camlebren, Gairdner River via Jerramong-up | T8B and 30E, 40B | 1962 |
| Barrett-lennard | T. St. A. | Belhus, West Swan | N7L and 4B, 30E | 1962 |
| Barrett-Lennard | Trevor | Bellins, Upper Swan | N7L | 1924 |
| Barrett-Lennard | W. & K. | Yowerdabbie, Dandaragan | YH1 and 67A, 9B | 1962 |
| Barrett-Lennard & Co. | A.L. | Horsford, Beverley | 2BL and 10C, 115E | 1962 |
| Barrett-Lennard & Co. | E.T.K. | Woonderlin, Beverley | B9L and 11B, 22E | 1962 |
| Barrett-Lennard & Co. | G. | Annandale, Beverley | TQ9 and 115D, 5E | 1962 |
| Barrett-Lennard & Co. | T.E. | Rose Dale & Drumclyer, Beverley | 1LQ and 22C, 13E | 1962 |
| Barrett-Lennard & McGuire | - | Redhill, Onslow | SK2 | 1926 |
| Barrey | Henry | Woodlands Farm, West Coolup | B2H | 1924 |
| Barrey | Hy. | Woodlands Farm, West Coolup | B2H | 1912 |
| Barrey | W. | Ulla Dulla, Pinjarra | 7BY | 1924 |
| Barrey | W. | Ulla Dulla, Coolup | 7BY and 37C, 25E | 1962 |
| Barrie | A. T. | Andra Bank 6201, 6202, Manjimup | 3XB | 1962 |
| Barrie | James | Andra Bank, Manjimup | 3XB | 1924 |
| Barrie | Robt. | Lot 148, Denmark | K6R | 1924 |
| Barrington | A. S. | Erivilla, E. Bullsbrook | 0UM and 14D,40E | 1962 |
| Barrington | G. H. | 380 and 184, Byford | BA5 and 9B, 38A | 1962 |
| Barron | J. S. | Nelson Loc. 8994-5. Cattle Flat, Boyup Brook | B4Z and 113A, 4B | 1962 |
| Barron | C. A. | Woodlands Preston, Donnybrook | BN0 | 1912 |
| Barron | C. A. | Woodlands, Preston, Donnybrook | BN0 | 1924 |
| Barron | E. L. W. | Puntapiu, Wagin | 0Zb and 120D, 54F | 1962 |
| Barron | Estate of the late W. T. | Beaufort Farm and Wolagin, Wagin | B2X and 23D, 21E | 1962 |
| Barron | G. W. | Noewood Farm, Boyup Brook | TB3 and 13C, 7E | 1962 |
| Barron | H. | Heartleaf Gully, Wild Horse Creek, Junnamartin, Boraning, Williams | HR2 | 1912 |
| Barron | H. E. | Homestead, Wagin | 7BH | 1912 |
| Barron | H. E. | Homestead, Wagin | 7BH | 1924 |
| Barron | John | Minning, Narrogin | J9B | 1912 |
| Barron | John | Minning, Narrogin | J9B | 1924 |
