| 1957 | 1962 | 1968 | 1972 | 1974 | |
| Holts, Gordon | steam engineer | steam engineer | stationary eng | steam eng | steam engineer |
| Holts, Dorothy or Mrs Dorothy | * | * | |||
| Holts, Mrs Maxine | * | * | * | ||
| Address | 9115 75th Avenue | Box 436, Airdrie | Airdrie | ||
| Electoral District | Edmonton Strathcona | Palliser | |||
| Location | Edmonton; Strathcona, Alberta | Calgary, Alberta | |||
| Reel | M-4972 | M-5086 | M-6149 | M-6223 | M-6299 |
Source: Ancestry.com. Canada, Voters Lists, 1935-1980