"Sketch of the Harbour of Samganooda, on the Island Oonalaska. Lat. 53°3 5' N. Long. 193° 30' E. Variation 20° 3' E.", Hogg, Alexander
Period: 1778 (dated)
Publication: A New Authentic and Complete Collection of Voyages Round the World
Color: Black & White
13 x 8 inches
33 x 20.3 cm
Detailed chart shows numerous soundings and the location of rocks. Compass rose with south at bottom, nautical sale of miles. Engraved by Thomas Bowen.