| Williams | C. P. | Wickepin | Ford 20 H.P. | WK ● 17 | Wickepin Road Board | 1917-18 |
| Williams | Chas. | 45 Helena Street, Guildford | Ford | 1570 | Metro Private Car | 1924-25 |
| Williams | D. E. | The Terrace | Ford 20 H.P. | F 30 | Fremantle Municipality | 1915 |
| Williams | D. E. | The Terrace | Ford 20 H.P. | F 30 | Fremantle Municipality | 1916 |
| Williams | D. E. Dr. | The Terrace, Fremantle | Ford | 1750 | Metro Private Car | 1923-24 |
| Williams | Dr D. E. | The Terrace, Fremantle | Ford | 1750 | Metro Private Car | 1924-25 |
| Williams | Dr D. E. | The Terrace, Fremantle | Ford | 1750 | Metro Private Car | 1925-26 |
| Williams | Dr D. E. | The Terrace, Fremantle | Ford | 1750 | Metro Private Car | 1926-27 |
| Williams | Dr D. E. | The Terrace Fremantle | Chevrolet | 12462 | Metro Private Car | 1927-28 |
| Williams | E. | Carnarvon | Hupmobile 26 H.P. | CN 1 | Carnarvon Municipal Council | 1922-23 |
| Williams | E. | Carnarvon | Essex 19 H.P. | CN 10 | Carnarvon Municipal Council | 1922-23 |
| Williams | E. | Carnarvon | Essex 19 H.P. | CN 11 | Carnarvon Municipal Council | 1923 - 1924 |
| Williams | E. | Carnarvon | Ford Truck | CN 15 | Carnarvon Municipal Council | 1923 - 1924 |
| Williams | E. | Carnarvon | Essex | CN 46 | Carnarvon Municipal Council | 1924-25 |
| Williams | E. | Carnarvon | International Truck | CN 47 | Carnarvon Municipal Council | 1924-25 |
| Williams | E. | Carnarvon | Dodge | CN 48 | Carnarvon Municipal Council | 1924-25 |
| Williams | E. | Carnarvon | Republic Truck | CN 56 | Carnarvon Municipal Council | 1924-25 |
| Williams | E. | Carnarvon | Essex | CN 46 | Carnarvon Municipal Council | 1925-26 |
| Williams | E. | Carnarvon | International Truck | CN 47 | Carnarvon Municipal Council | 1925-26 |
| Williams | E. | Carnarvon | Dodge | CN 48 | Carnarvon Municipal Council | 1925-26 |
| Williams | E. | Carnarvon | Republic Truck | CN 56 | Carnarvon Municipal Council | 1925-26 |
| Williams | E. | Carnarvon | Essex | CN 46 | Carnarvon Municipal Council | 1926-27 |
| Williams | E. | Carnarvon | International Truck | CN 47 | Carnarvon Municipal Council | 1926-27 |
| Williams | E. | Carnarvon | Dodge | CN 48 | Carnarvon Municipal Council | 1926-27 |
| Williams | E. | Carnarvon | Republic Truck | CN 56 | Carnarvon Municipal Council | 1926-27 |
| Williams | E. | Rathmines | Ford | BY ● 6 | Bunbury Road Board | 1927-28 |
| Williams | E. E. | Rockingham | Whippet | RO ● 66 | Rockingham Road Board | 1927-28 |
| Williams | E. G. | Perth Firewood Supply, Wellington Street | Ford Wagon | 8560 | Metro Private Car | 1925-26 |
| Williams | E. G. | Perth Firewood Co, Wellington Street, Perth | Ford Wagon | 13388 | Metro Private Car | 1926-27 |
| Williams | E. J | Wongan Hills | Ford | WB ● 62 | Wongan-Ballidu Road Board | 1926-27 |
| Williams | E. J. | 159 Barker Road | - | S 41 | Subiaco Municipality | 1919 |
| Williams | E. J. | Wogan Hill | Ford | WB ● 62 | Wongan-Ballidu Road Board | 1927-28 |
| Williams | E. M. | Meckering | Dodge | ME ● 167 | Meckering Road Board | 1925-26 |
| Williams | E. M. | Meckering | Dodge | ME ● 167 | Meckering Road Board | 1926-27 |
| Williams | E. M. | Meckering | Dodge | ME ● 167 | Meckering Road Board | 1927-28 |
| Williams | E. R. | 51 Lindsay Street | Maxwell 20 H.P. | P 68 | Perth Municipality | 1916 |
| Williams | E. R. | 51 Lindsay Street | Maxwell 20 H.P. | P 68 | Perth Municipality | 1917-18 |
| Williams | E. R. | 51 Lindsay Street | Maxwell 20 H.P. | P 68 | Perth Municipality | 1919 |
| Williams | Edward M. | Meckering | Ford | ME ● 69 | Meckering Road Board | 1922-23 |
| Williams | Edward M. | Meckering | Ford | ME ● 69 | Meckering Road Board | 1923-24 |
| Williams | Edward M. | Meckering | Ford | ME ● 69 | Meckering Road Board | 1924-25 |
| Williams | Edward M. | Meckering | Ford | ME ● 69 | Meckering Road Board | 1925-26 |
| Williams | F. | Shackleton | Overland | BK ● 65 | Bruce Rock Road Board | 1924-25 |
| Williams | F. A. | Nungarin | Ford | NA ● 9 | Nullagine Road Board | 1922-23 |
| Williams | F. A. | Nungarin | Ford | NA ● 9 | Nungarin Road Board | 1923-24 |
| Williams | F. A. | Nungarin | Ford | NA ● 9 | Nungarin Road Board | 1924-25 |
| Williams | F. A. | Nungarin | Dodge | NA ● 9 | Nungarin Road Board | 1924-25 |
| Williams | F. A. | 14 Forrest Street, North Perth | Dodge | 8317 | Metro Private Car | 1925-26 |
| Williams | F. A. | Nungarin | Dodge | NA ● 9 | Nungarin Road Board | 1925-26 |
| Williams | F. A. | 2 Monmouth Street, Perth | Dodge | 8317 | Metro Private Car | 1926-27 |
