Rare antique engraved chart the southern part of Sardinia, with the islands of Sant' Antioco and Isola die San Pietro, published by William Heather in London.
The chart is oriented with east at the top. It includes soundings, some topographical features and anchorages.
The charts from Heather's New Mediterranean Pilot . . . are extremely rare on the market. This is the first example of the chart we have ever seen.