| Richardson | R. J. N. | Gnowangerup | Willys-Knight | GN ● 1 | Gnowangerup Road Board | 1924-25 |
| Richardson | R. J. N. | Gnowangerup | Willys-Knight | GN ● 1 | Gnowangerup Road Board | 1925-26 |
| Richardson | R. J. N. | Gnowangerup | Willys-Knight | GN ● 1 | Gnowangerup Road Board | 1926-27 |
| Richardson | R. J. N. | Gnowangerup | Ford Truck | GN ● 190 | Gnowangerup Road Board | 1927-28 |
| Richardson | R. J. N. | Gnowangerup | Chevrolet Truck | GN ● 196 | Gnowangerup Road Board | 1927-28 |
| Richardson | R. K. | - | Bean Truck | PM ● 94 | Perenjori-Morawa Road Board | 1924-25 |
| Richardson | R. K. | - | Bean Truck | PM ● 94 | Perenjori-Morawa Road Board | 1925-26 |
| Richardson | R. K. | Bedfordale | Bean Truck | A-K ● 122 | Armadale-Kelmscott Road Board | 1926-27 |
| Richardson | R. K. | Bedfordale | Bean Truck | A-K ● 122 | Armadale-Kelmscott Road Board | 1927-28 |
| Richardson | R. L. | Mount Minnie Station, Onslow | Dodge | AS ● 63 | Ashburton Road Board | 1924-25 |
| Richardson | R. L. | Onslow | Ford | AS ● 63 | Ashburton Road Board | 1925-26 |
| Richardson | R. L. | Katanning | Studebaker | KA ● 212 | Katanning Road Board | 1925-26 |
| Richardson | R. L. | Ballochmyle | Ford | PL ● 100 | Plantagenet Road Board | 1925-26 |
| Richardson | R. L. | Onslow | Ford | AS ● 63 | Ashburton Road Board | 1926-27 |
| Richardson | R. L. | Cranbrook | Ford | CB ● 42 | Cranbrook Road Board | 1926-27 |
| Richardson | R. L. | Bailochmile | Ford | PL ● 100 | Plantagenet Road Board | 1926-27 |
| Richardson | R. L. | Onslow | Ford | AS ● 63 | Ashburton Road Board | 1927-28 |
| Richardson | S. H. | Gnowangerup | Hupmobile | GN ● 14 | Gnowangerup Road Board | 1925-26 |
| Richardson | S. N. | 73 First Avenue, Mount Lawley | Chevrolet | 13179 | Metro Private Car | 1927-28 |
| Richardson | T. E. | Langwell, Broome Hill | Hupmobile | BH 2 | Broome Hill Road Board | 1916 |
| Richardson | T. E. | Broomehill | Ford Truck | BH ● 62 | Broomehill Road Board | 1924-25 |
| Richardson | T. E. | Broomehill | Fiat | BH ● 2 | Broomehill Road Board | 1925-26 |
| Richardson | T. E. | Broomehill | Ford Truck | BH ● 71 | Broomehill Road Board | 1925-26 |
| Richardson | T. E. | Broomehill | Fiat | BH ● 2 | Broomehill Road Board | 1926-27 |
| Richardson | T. E. | Broomehill | Ford Truck | BH ● 71 | Broomehill Road Board | 1926-27 |
| Richardson | T. E. | Broomehill | Fiat | BH ● 2 | Broomehill Road Board | 1927-28 |
| Richardson | T. E. | Broomehill | Ford Truck | BH ● 71 | Broomehill Road Board | 1927-28 |
| Richardson | Thos. | Broomehill | Hupmobile 22 H.P. | BH ● 2 | Broomehill Road Board | 1917-18 |
| Richardson | Thos. | Broomehill | Hupmobile 22 H.P. | BH ● 2 | Broomehill Road Board | 1919 |
| Richardson | Thos. | Broomehill | Fiat | BH ● 2 | Broomehill Road Board | 1922-23 |
| Richardson | Thos. | Broomehill | Fiat | BH 2 | Broomhill Road Board | 1923 - 1924 |
| Richardson | Thos. | Broomehill | Fiat | BH ● 2 | Broomehill Road Board | 1924-25 |
| Richardson | Veronica | 31 Ruby Street, North Perth | Chevrolet | 8834 | Metro Private Car | 1927-28 |
| Richardson | W. | Grass Valley | Chevrolet | N ● 183 | Northam Road Board | 1926-27 |
| Richardson | W. | Grass Valley | Chevrolet | N ● 183 | Northam Road Board | 1927-28 |
| Richardson | W. R. | Leopold Downs Station | Ford Truck | KW ● 22 | West Kimberley Road Board | 1924-25 |
| Richardson & Co | - | Katanning | Hupmobile17 H.P. | KRB 28 | Katanning Road Board | 1915 |
| Richardson & Co | - | Katanning | Hupmobile 17 H.P. | KA 28 | Katanning Road Board | 1916 |
| Richardson & Co | - | Katanning | Hupmobile 17 H.P. | KA ● 28 | Katanning Road Board | 1917-18 |
| Richardson & Co | - | Katanning | Overland 17 H.P. | KA 28 | Katanning Road Board | 1919 |
| Richardson & Co | - | Katanning | Studebaker 21 H.P. | KA ● 28 | Katanning Road Board | 1923-24 |
| Richardson & Co | - | Katanning | Studebaker | KA ● 28 | Katanning Road Board | 1924-25 |
| Richardson & Co | - | Pippingarra Station | Chevrolet | PH ● 13 | Port Hedland Road Board | 1924-25 |
| Richardson & Co | - | Pippingarra Station | Chevrolet | PH ● 13 | Port Hedland Road Board | 1925-26 |
| Richardson & Co | - | Pippingarra | Chevrolet | PH ● 13 | Port Hedland Road Board | 1926-27 |
| Richardson & Co | - | Katanning | Studebaker | KA ● 240 | Katanning Road Board | 1926-27 |
| Richardson & Co | - | Pippingarra Station | Chevrolet | PH ● 13 | Port Hedland Road Board | 1927-28 |
| Richardson & Co . | - | Katanning | Studebaker 21 H.P. | KA ● 28 | Katanning Toad Board | 1922-23 |
| Richardson & Co Ltd | - | Katanning | Dealers' License | KA ● 73 | Katanning Road Board | 1927-28 |
| Richardson & Co Ltd | - | Katanning | Dealer's License | KA ● 135 | Katanning Road Board | 1927-28 |
