Track chart of the world : showing tracks for full powered vessels with distances from anchorage to anchorage in nautical miles.
United States.Hydrographic Office.
Washington : The Office,
[1942]
Includes tables of "Speed per hour with daily and weekly distances in nautical miles" and "Conversion of nautical miles to statute miles," distance charts and text.
On verso: North Atlantic lane routes to north of Ireland -- North Atlantic lane routes to south of Ireland, and other routes.
"No. 1262."
Shipping
Trade routes
World maps.