A German illustration of "freedom of the seas" in war time : [Western Europe and western Mediterranean Sea].

Shows twenty-nautical-mile zones along Western European coastlines where German submarine mines will be distributed and an adjacent large delimited sector of the North Atlantic Ocean where Allied shipping will be prohibited; also shows a sixty-nautical-mile wide lane in the western Mediterranean Sea where neutral shipping will be allowed.
Relief shown by hachures.
Title from upper margin.
Map cut from unidentified newspaper page.
LC copy imperfect: Sheet trimmed, darkened, fold-lined, mounted on stiff-paper backing, verso obscured.
Includes text in lower margin.
Text and illustration (both obscured) on verso.
Available also through the Library of Congress Web site as a raster image.