| Armstrong | C. | Shoemaker | Serpentine | 1882 | Herald Almanack |
| Armstrong | C. | Carter | Perth | 1882 | WA Almanack |
| Armstrong | C. | Farmer | Murray (Serpentine) | 1882 | WA Almanack |
| Armstrong | C. | Well Sinker | North-West Coast (Roebourne) | 1882 | WA Almanack |
| Armstrong | C. | Farmer | Fremantle (Rockingham) | 1883 | Herald Almanack |
| Armstrong | C. | Farmer | Serpentine | 1883 | Herald Almanack |
| Armstrong | C. | Shoemaker | Serpentine | 1883 | Herald Almanack |
| Armstrong | C. | Farmer | Fremantle (Rockingham) | 1884 | Herald Almanack |
| Armstrong | C. | Farmer | Serpentine | 1884 | Herald Almanack |
| Armstrong | C. | Carter & C. | Perth | 1884 | WA Almanack |
| Armstrong | C. | Farmer | Murray (Serpentine) | 1884 | WA Almanack |
| Armstrong | C. | Farmer | Fremantle | 1885 | Herald Almanack |
| Armstrong | C. | Farmer | Murray (Serpentine) | 1886 | WA Almanack |
| Armstrong | C. | Farmer | Sepentine | 1887 | WA Almanack |
| Armstrong | C. | Farmer | Serpentine | 1897 | Witton's Directory |
| Armstrong | Charles | Shoemaker | Murray | 1874 | Herald Almanack |
| Armstrong | Charles | Shoemaker | Murray | 1876 | Herald Almanack |
| Armstrong | Chas. | Farmer | Murray & Serpentine | 1879 | WA Almanack |
| Armstrong | Chas. | Farmer | Murray | 1880 | WA Almanack |
| Armstrong | Chas. | Shoemaker & Storekeeper | Serpentine | 1885 | Herald Almanack |
| Armstrong | Chas. | Farmer | Murray (Serpentine) | 1888 | WA Almanack |
| Armstrong | Chas. | Farmer | Murray (Serpentine) | 1889 | WA Almanack |
| Armstrong | Chris | Farmer | Murray (Serpentine) | 1889 | WA Almanack |
| Armstrong | Chris. | Farmer | Serpentine (Brooklands) | 1885 | Herald Almanack |
| Armstrong | Chris. | Farmer | Murray (Serpentine) | 1888 | WA Almanack |
| Armstrong | Christopher | Contractor | Perth | 1882 | Herald Almanack |
| Armstrong | Christopher | Contractor | Perth | 1883 | Herald Almanack |
| Armstrong | Christopher | Contractor | Perth | 1884 | Herald Almanack |
| Armstrong | Christopher | Contractor | Perth | 1885 | Herald Almanack |
| Armstrong | Christopher | Contractor | Perth | 1886 | WA Almanack |
| Armstrong | Christopher | Contractor | Perth | 1887 | WA Almanack |
| Armstrong | Christopher | Carter | Perth | 1888 | WA Almanack |
| Armstrong | Christopher | Carter | Perth | 1889 | WA Almanack |
| Armstrong | D. | Stockowner | Wellington District (Blackwood including Bridgetown & Warren) | 1884 | WA Almanack |
| Armstrong | D. | Farmer | Lower Blackwood | 1885 | Herald Almanack |
| Armstrong | D. | Station Overseer | Busselton (Lower Blackwood) | 1888 | WA Almanack |
| Armstrong | D. | Station Overseer | Busselton, Etc. (Lower Blackwood) | 1889 | WA Almanack |
| Armstrong | D. | Farmer | Newton | 1897 | Witton's Directory |
| Armstrong | D. A. | Farmerand Grazier | Sussex (Busselton) | 1886 | WA Almanack |
| Armstrong | D. A. | Grazier | Busselton, Etc. | 1887 | WA Almanack |
| Armstrong | D. A. | Farmer | Busselton (Quindalup & Dunsborough) | 1888 | WA Almanack |
| Armstrong | E. | Amalgamator | Day Dawn | 1897 | Witton's Directory |
| Armstrong | E. H. | | 343 Wellington Street, Perth | 1897 | Witton's Directory |
| Armstrong | F. | Blacksmith | Perth | 1870 | WA Almanack |
| Armstrong | F. | Blacksmith | Victoria District (Geraldton) | 1879 | WA Almanack |
| Armstrong | F. | Machinist | Perth | 1881 | Herald Almanack |
| Armstrong | F. | Blacksmith | Perth | 1884 | Herald Almanack |
| Armstrong | F. | Blacksmith | Perth | 1885 | Herald Almanack |
| Armstrong | F. | Blacksmith | Perth | 1886 | WA Almanack |
| Armstrong | F. | Machinist | Perth | 1887 | WA Almanack |
