The elements of navigation; containing the theory and practice. With the necessary tables, ... To which is added, A treatise of marine fortification. ... By J. Robertson, ...
Robertson, J.(John),1712-1776.
London : printed for F. Wingrave; G.G. and J. Robinson, and T.N. Longman; W. Richardson; and J. Scatcherd,
1796.
ESTC