Steam yacht, dimensions unknown. This vessel
was used as a tender (supply vessel) for larger Coast Survey
vessels working on the southeastern coast of the United States
prior to the Civil War. Unclear if a contract vessel for the
duration of its work on the Coast Survey. In service 1856-1860.
It was seized by the State of South Carolina in December 1860
during the period before the beginning of the Civil War.
Schooner, length 60 feet, beam 19 feet, draft 4 feet. Built
for Coast Survey in 1850. This vessel was used primarily as
a hotel vessel for topographic crews. George D. Wise wrote “A
Lamentable Ditty” while conducting topographic work in
the vicinity of Chincoteague, Virginia, in 1852. In service
1850-1859 on Atlantic coast. Vessel named for Benjamin Franklin,
first to study the Gulf Stream and great-grandfather of Alexander
launch, length 45 feet, beam 12 feet, draft 5.5 feet. Built
by J.F.P. Mitchel in 1882. In service 1882-1904 on Pacific coast.
Schooner, dimensions not known. In service 1848-1861
in Atlantic waters. Used primarily as a hotel ship, initially
by the triangulation party of Ferdinand H. Gerdes, a senior
assistant in the Coast Survey. Gerdes, with his aids and sub-assistant
(notably Clarence Fendall) served with David Dixon Porter and
then Samuel Philips Lee on the Mississippi River during many
Civil War actions.