The elements of navigation; containing the theory and practice. With the necessary tables, ... To which is added, A treatise of marine fortification. ... In two volumes. ... By J. Robertson, ... The sixth edition, with additions. Carefully revi
Robertson, J.(John),1712-1776.
London : printed for F. Wingrave, successor to Mr. Nourse; G. G. and J. Robinson, and T. N. Longman; W. Richardson; and J. Scatcherd,
1796.
Reproduction of original from the Cambridge University Library.
ESTC