| NAME ▲ | ▼ | VESSEL ▲ | ▼ | RIG | YEAR ▲ | ▼ | AGE | MORE |
|
| Sylvanus P. Potter | Gazelle | Ship | 1857 | 13 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Gazelle | Ship | 13 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Dartmouth | | | | |
|
| Sylvanus P. Potter | Milton | Ship | 1880 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Milton | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Master | | | |
|
| Sylvanus P. Parker | Alice Frazier | Bark | 1851 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Alice Frazier | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boatsteerer | | | |
|
| Sylvanus L Bartlett | Awashonks | Bark | 1862 | 16 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Awashonks | Bark | 16 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Dartmouth | Seaman | | | |
|
| Sylvanus Jr. Baker | John Dawson | Bark | 1855 | 35 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | John Dawson | Bark | 35 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Sandy | | Dartmouth | | | | |
|
| Sylvanus Jr. Baker | Robert Morrison | Bark | 1861 | 35 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Robert Morrison | Bark | 35 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Dartmouth, Ma | 3rd Mate | | | |
|
| Sylvanus Joslin | California | Ship | 1872 | 21 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | California | Ship | 21 | 5' 8" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Dark | | Oxford, Ma | | | | |
|
| Sylvanus J. Batchelder | Illinois | Ship | 1859 | 25 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Illinois | Ship | 25 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Baldwin | | | | |
|
| Sylvanus J. Bacheldar | China | Ship | 1856 | 25 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | China | Ship | 25 | | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Baldwin, Me | | | | |
|
| Sylvanus J Tallman | Janus II | Ship | 1862 | 42 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Janus II | Ship | 42 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Black | | Newport, Ri | | | | |
|
| Sylvanus Holt | Stephania | Ship | 1847 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Stephania | Ship | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | Boatsteerer | | | |
|
| Sylvanus Holt | Sunbeam | Bark | 1856 | 26 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Sunbeam | Bark | 26 | | Dark | | | Hair | Eye | Residence | Rank | Remarks | | Brown | | Worcester | | | | |
|
| Sylvanus Hathaway | Bengal | Ship | 1832 | 25 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Bengal | Ship | 25 | 5' 9" | Fair | | | Hair | Eye | Residence | Rank | Remarks | | Light | | Cumberland | | deserted | | |
|
| Sylvanus H. Gibson | Cervantes | Bark | 1843 | 36 | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Cervantes | Bark | 36 | 6' 1" | Light | | | Hair | Eye | Residence | Rank | Remarks | | Light | | New London | Master | | | |
|
| Sylvanus H. Gibson | Sarah Sheafe | Bark | 1851 | | ⊕ |
| | | Vessel | Rig | Age | Height | Skin | | Sarah Sheafe | Bark | | | | | | Hair | Eye | Residence | Rank | Remarks | | | | | 1st Mate | | | |
|
