The slave ship S João Diligente Vulcano began acquiring enslaved Africans for transportation to Brazil.

Vessel: S João Diligente Vulcano; flag: Portugal / Brazil; rig: Curveta. People recorded in connection with the voyage: Captain: Bonjardim, Inácio João; Captain: Bonjardim, Manoel Inácio João. The voyage began at Rio de Janeiro. Principal recorded place where captives were acquired: Luanda (West Central Africa and St Helena). Principal recorded disembarkation place: Rio de Janeiro. Recorded outcome: Bought at least one slave in Africa - subsequent fate unknown.