| Mason | B. | (Mason, Bird & Co.) | Canning | 1882 | Herald Almanack |
| Mason | B. | Inspector of Roads | Canning | 1882 | WA Almanack |
| Mason | B. | (Mason, Bird & Co.) | Canning | 1883 | Herald Almanack |
| Mason | B. | Inspector of Roads | Canning | 1884 | WA Almanack |
| Mason | B. | Inspector of Roads | Canning | 1886 | WA Almanack |
| Mason | B. | Inspector of Roads | Canning | 1887 | WA Almanack |
| Mason | B. | Inspector of Roads | Canning | 1888 | WA Almanack |
| Mason | B. | Inspector of Roads | Canning | 1889 | WA Almanack |
| Mason | B. J. | Post Master | Abbott's, Nannine | 1897 | Witton's Directory |
| Mason | B. J. & W. | Contractors | Canning | 1886 | WA Almanack |
| Mason | B. J. & W. | Contractors | Canning | 1887 | WA Almanack |
| Mason | B. J. & W. | Contractors | Canning | 1888 | WA Almanack |
| Mason | B. J. & W. | Contractors | Canning | 1889 | WA Almanack |
| Mason | B. Jun. | - | Collie Saw Mills | 1879 | Herald Almanack |
| Mason | B. jun. | Store Assistant | Guildford | 1882 | WA Almanack |
| Mason | B. jun. | Bricklayer | Guildford | 1883 | WA Almanack |
| Mason | B. Junr. | - | Collie Saw Mills | 1880 | Herald Almanack |
| Mason | B. Junr. | - | Collie | 1881 | Herald Almanack |
| Mason | B. Junr. | - | Collie | 1882 | Herald Almanack |
| Mason | B. Junr. | - | Collie Saw Mills | 1883 | Herald Almanack |
| Mason | B. Junr. | - | Collie Saw Mills | 1884 | Herald Almanack |
| Mason | Benjamin | Overseer Roads Boards | Perth | 1882 | Herald Almanack |
| Mason | Benjamin | Overseer Roads Board | Perth | 1883 | Herald Almanack |
| Mason | Benjamin | Overseer Roads Board | Perth | 1884 | Herald Almanack |
| Mason | Benjamin | - | Perth | 1885 | Herald Almanack |
| Mason | Bird & Co. | Steam Sawmill Proprietors | Canning & Kelmscott | 1876 | WA Almanack |
| Mason | C. J. | Resident Engineer | Geraldton | 1879 | Herald Almanack |
| Mason | C. J. | Resident Engineer | Geraldton | 1880 | Herald Almanack |
| Mason | C. J. | Resident Engineer | Geraldton | 1881 | Herald Almanack |
| Mason | C. T. | C. E. Government | Perth | 1882 | Herald Almanack |
| Mason | C. T. | C. E., Government | Perth | 1883 | Herald Almanack |
| Mason | C. T. | C.E. General Manager Railways | Perth | 1886 | WA Almanack |
| Mason | C. T. | C.E. General Manager Railways | Perth | 1887 | WA Almanack |
| Mason | C. T. | C.E. General Manager Railways | Perth | 1888 | WA Almanack |
| Mason | C. T. | General Mgr. Railways | Perth | 1889 | WA Almanack |
| Mason | C. T., | C. E. Acting Commissioner Works & Railway | Perth | 1885 | Herald Almanack |
| Mason | C. T., C. E. | Railway Dept | Perth | 1884 | Herald Almanack |
| Mason | C.T. | Civil Engineer | Victoria District (Geraldton) | 1879 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1873 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1874 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1874 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1875 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1875 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1876 | Herald Almanack |
| Mason | F. | Jeweller and Pearl Merchant | Fremantle | 1876 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1877 | Herald Almanack |
| Mason | F. | Jeweller and Pearl Merchant | Fremantle | 1877 | WA Almanack |
| Mason | F. | Jeweller | Fremantle | 1878 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1879 | Herald Almanack |
| Mason | F. | Jeweller | Fremantle | 1879 | WA Almanack |
