| Ship, nation, owners | Voyage identification number | 92609 |
| Voyage in 1999 CD-ROM | Yes | |
| Vessel name | Martha | |
| Flag | Great Britain | |
| Flag IMP | Great Britain | |
| Place constructed | Liverpool | |
| Year constructed | 1715 | |
| Place registered | Liverpool | |
| Year registered | ||
| Rig | Snauw | |
| Tonnage | 60 | |
| Standardized tonnage IMP | 110 | |
| Guns mounted | 4 | |
| Vessel owners | Armitage, Robert Blundell, Bryan Lady, Thos Prichard, Owen |
|
| Voyage Outcome | Particular outcome of voyage | Sold slaves in Americas - subsequent fate unknown |
| Outcome of voyage for slaves IMP | Slaves disembarked in Americas | |
| Outcome of voyage if ship captured IMP | Not captured | |
| Outcome of voyage for owner IMP | Delivered slaves for original owners | |
| African resistance | ||
| Voyage Itinerary | Place where voyage began IMP | Liverpool |
| First place of slave purchase | ||
| Second place of slave purchase | ||
| Third place of slave purchase | ||
| Principal place of slave purchase IMP | Africa, port unspecified | |
| Places of call before Atlantic crossing | ||
| First place of slave landing | Nevis, port unspecified | |
| Second place of slave landing | ||
| Third place of slave landing | ||
| Principal place of slave landing IMP | Newcastle (Nevis) | |
| Place where voyage ended | ||
| Region where voyage began IMP | England and Wales | |
| First region of slave purchase | ||
| Second region of slave purchase | ||
| Third region of slave purchase | ||
| Principal region of slave purchase IMP | Other Africa | |
| First region of slave landing | Nevis | |
| Second region of slave landing | ||
| Third region of slave landing | ||
| Principal region of slave landing IMP | Nevis | |
| Region where voyage ended | ||
| Voyage Dates | Year arrived with slaves IMP | 1722 |
| Date voyage began | 1721-05-17 | |
| Date trade began in Africa | 1721-09-30 | |
| Date vessel departed Africa | ||
| Date vessel arrived with slaves | 1722-01-01 | |
| Date vessel departed for homeport | 1722-04-26 | |
| Date voyage completed | ||
| Voyage length, homeport to slaves landing (days) IMP | 229 | |
| Middle passage (days) IMP | ||
| Captain and Crew | Captain's name | Lady, Thomas |
| Crew at voyage outset | ||
| Crew at first landing of slaves | 10 | |
| Crew deaths during voyage | ||
| Slave (numbers) | Number of slaves intended at first place of purchase | |
| Slaves carried from first port of purchase | ||
| Slaves carried from second port of purchase | ||
| Slaves carried from third port of purchase | ||
| Total slaves embarked | ||
| Total slaves embarked IMP | 142 | |
| Number of slaves arriving at first place of landing | 114 | |
| Number of slaves disembarked at first place of landing | ||
| Number of slaves disembarked at second place of landing | ||
| Number of slaves disembarked at third place of landing | ||
| Total slaves disembarked IMP | 114 | |
| Slave (characteristics) | Percentage men IMP | |
| Percentage women IMP | ||
| Percentage boys IMP | ||
| Percentage girls IMP | ||
| Percentage male IMP | ||
| Percentage children IMP | ||
| Sterling cash price in Jamaica IMP | ||
| Slave deaths during middle passage IMP | ||
| Mortality rate IMP | ||
| Source | Sources | CO152/15,390: BNA (Kew) E190/1401/11: British National Archives (Kew, UK) Exchequer T70/4,24: British National Archives (Kew) CO187/1,14,49,51: Colonial Office BNA (Kew) CO187/2,13: Colonial Office BNA (Kew) |