PUBLISHER: Published by the Departmant of the Navy, Hydrographic Office.
MEDIUM: Engraving
DATE: 1891-1913.
EDITION SIZE: Image size 24 3/4 x 37 3/8" (63 x 95 cm)
DESCRIPTION: Description on chart: This gnomonic chart is not for use as a general sailing chart, but as a simple means of finding the course and distance at anytime in great circle sailing. A straight line drawn between any two points on this chart represents a portion of a great circle, and is, therefore, the shortest possible track-line between them.<br><br> Stamped in the lower left noting updates to Feb 28, 1913.
ADDITIONAL INFO:
CONDITION: Very good condition.
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