Include non-championship races
| Full Name | Thomas Cuthbert Harrison |
| Date of Birth | Friday 6 July 1906 |
| Date of Death | Wednesday 21 January 1981 |
| Age of Death | 74 years, 6 months, 15 days |
| Born | Ecclesall Sheffield England Great Britain | |
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| Active Years | 1950 |
| Races Contested | 3 |
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| Average Classification | Median: 7, Mean: 7.00 (Standard deviation: 0.00) |
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| Average Qualifying Position | Median: 15, Mean: 16.67 (Standard deviation: 3.09) |
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| Fastest Laps | 0 |
| Races Led | 0 |
| Debut | 1950 British GP |
| Last Race | 1950 Italian GP |
| Drivers' Championships |
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| Records Held Today | None |
| Records Held At Retirement | 1. Most 7th Place Finishes (1) – set at 1950 British GP, 2. Most 7th Place Finishes in a Season (1) – set at 1950 British GP |
| Records Ever Broken | 1. Most 7th Place Finishes (1) – set at 1950 British GP, 2. Highest 7th Place Finish Ratio (100.00%) – set at 1950 British GP, 3. Most 7th Place Finishes in a Season (1) – set at 1950 British GP, 4. Most Race Entries (1) – set at 1950 British GP, 5. Most 15th Place Qualifications (1) – set at 1950 British GP, 6. Most 15th Place Qualifications in a Season (1) – set at 1950 British GP, 7. Most Race Entries (2) – set at 1950 Monaco GP |
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