| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| John Sylvester | Niger | Ship | 1844 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Niger | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boatsteerer | | | |
|
| John Sylvester | Niger | Ship | 1848 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Niger | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 4th Mate | | | |
|
| John Sylvester | Orray Taft | Bark | 1872 | 32 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Orray Taft | Bark | 32 | 5' 8" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | New York | | | | |
|
| John Sylvester | Lydia | Bark | 1874 | 51 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Lydia | Bark | 51 | 5' 6" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Azores | | | | |
|
| John Sylvester | Hector | Ship | 1840 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Hector | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Ordinary | | | |
|
| John Sylvester | Polar Star | Ship | 1852 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Polar Star | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 2nd Mate | | | |
|
| John Sylvester | President II | Bark | 1896 | 23 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | President II | Bark | 23 | 5' 6" | Dark | | | Hair | Eye | Residence | Rank | Remarks | | B | | New Bedford | | | | |
|
| John Sylvester | Pembroke | Bark | 1842 | 27 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Pembroke | Bark | 27 | 5' 6" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Black | | New London | | | | |
|
| John Sylvera | Greyhound | Bark | 1866 | 23 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Greyhound | Bark | 23 | 5' 5" | B | | | Hair | Eye | Residence | Rank | Remarks | | B | | Cape Verde | | | | |
|
| John Sylva | Junior | Ship | 1858 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Junior | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | | | | |
|
| John Sylva | Junior | Ship | 1858 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Junior | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Greenhand | | | |
|
| John Sylva | L. C. Richmond | Ship | 1854 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | L. C. Richmond | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 2nd Mate | | | |
|
| John Sylva | Lapwing | Ship | 1853 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Lapwing | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boatsteerer | | | |
|
| John Sylva | Lark | Bark | 1850 | 19 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Lark | Bark | 19 | 5' 8" | Black | | | Hair | Eye | Residence | Rank | Remarks | | Wooly | | New London | | | | |
|
| John Sylva | L. C. Richmond | Ship | 1841 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | L. C. Richmond | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Seaman | ON AT BAY OF ISLANDS 03/10/1844 | | |
|