The slave ship S Tomás departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Brazil.

Vessel: S Tomás; flag: Portugal / Brazil; rig: Bergantim. People recorded in connection with the voyage: Investor: Almeida, Vitorino da Cruz e; Captain: Cunha, Antônio Joaquim da. The voyage began at Pernambuco, place unspecified on 19 December 1817. Principal recorded place where captives were acquired: Luanda (West Central Africa and St Helena). Principal recorded disembarkation place: Pernambuco, place unspecified. Recorded outcome: Left home port, no further record.