Imray-Iolaire charts are printed in color and published in standard sizes, 25" x 35 ½" (640 x 900 cm). Waterproof paper.
Using official surveys and notes based on local knowledge, features additional information on passages and anchorages as well as details of facilities for voyagers. Each chart has large scale inserts of the various important harbors and anchorages.
Chart A231 covers from Sail Rock and Savana Island on the west coast of St Thomas, with coverage eastward of the western half of Virgin Gorda. 1:90,000. WGS 84
Plans for Charlotte Amalie, Virgin Gorda Yacht Harbour, Roadtown Harbour, Sea Cow Bay & Nanny Cay Marina, Cruz Bay.