skos:altLabel | - Admiral Duckworth
- Admiral John Duckworth
- Admiral Sir John Duckworth
- Admiral Sir John-Thomas Duckworth
- Duckworth
- Duckworth's
- J.T.Duckworth
- John Duckworth
- John Duckworth's
- John T. Duckworth
- John Thomas Duckworth
- John Thomas Duckworth, Bt.
- Rear Admiral Sir John Duckworth
- Sir John Duckworth
- Sir John Duckworth's
- Sir John Duckworth, Bt
- Sir John T. Duckworth
- Sir John Thomas Duckworth
- Sir John Thomas Duckworth, 1st Baronet
- Sir John Thomas Duckworth, Bt.
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