Preliminary Chart of Chesapeake Bay, Sheet No. 4 From The Potomace River to The Entrance to Pocosmoke Sound World Published in March 1948 with

Published in March 1948 with the article "An Arnhem Land Adventure

Some inland details of coastal marshes shown

Seven engraved coastal elevation views of the North West Coast of America explored by Jean François Galaup de La Pérouse in his frigates the Boussole & Astrolabe in 1786

Assembly table of the sheets of the new map of France

Most others you typically see on eBay have not been

Preliminary Chart of Chesapeake Bay, Sheet No. 4 From The Potomace River to The Entrance to Pocosmoke Sound World Published in March 1948 withA nice preliminary chart of the lower section of the Chesapeake Bay. This is sheet No. 4 of a 3 sheet set (sheets 4, 5, 6) that show the lower half of the bay. This chart maps from the Potomac River to the entrance to Pocosmoke Sound. Sailing directions, dangers, lighthouses, light vessels, tides, numerous soundings, bottom types, some aids and hazards to navigation and some terrestrial features (farmlands, roads, place names, towns.