Relief shown by hachures and spot heights. Depths shown by soundings and isolines.
Boston Public Library copy includes manuscript additions in red ink.
Includes 5 coastal views.
"Cor. (54.VIII.79)(29.V.81)."
"Cor. (VIII.77.)(V.78.)(I.82)(IX.86)."
"Cor. (XII.74)(18-I.80.)(30-II.83)."