RARE Boor Dept. XxbH .827 .P22M
MERCHANT MARINE--SIGNALING. © Parker, John R
Marine telegraph ... The marine telegraphic flags @re so composed, as to enable vessels at sea to converse ... Boston, April, 1827.
CBoston] J.B.Clough, printer ,Custom-House Street. [1827]
broadside. col.illus. 52x0.5cem.
Sheet explaining the use of Elford's code of marine signals, with a list of the vessels registered at the Boston station, with their numbers. Fa
Signed at bot- @ tom,"N°561. J.R. Parker."
MB