A chart of Delawar Bay, with soundings and nautical observations, taken by Cap.t Sir Andrew Snape Hammond of the Navy, and others

Single sheet. Engraved. Scale: ca. 1:150 000 (bar). Cartographic Note: North at 42.5 degrees. Variation shown 6 degrees 45' W. Bar scales in statute and nautical miles. Contents Note: Channels marked. Imprint June 1st. 1779. Relief hachured, marshland indicated, shoals stippled. Printed on Bates paper. Border yellow, land tinted brown.