Findings:
- Sinclair Spectrum Errors
- Lord Sinclair
- William Sinclair, 1st Earl of Caithness
- Iain Sinclair
- Henry Sinclair, 1st Earl of Orkney
- Sinclair MK14
- Sinclair BASIC
- A Rejection of Upton Sinclair's The Jungle
- John Gordon Sinclair
- Ariel Sinclair
- Gordon Sinclair
- Timex Sinclair 1000
- Sinclair (user)
- Bob Sinclair
- Jefferies Tube
- Upton Sinclair
- Sinclair Lewis
- Your Sinclair
- Clive Sinclair
- Jeffrey Sinclair
- jeffery (user)
- Jeffery Deaver
- Gregg Jefferies
- Grant Jefferies
- Jeffery Ross
- Matt Jefferies
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