Imray-Iolaire charts are printed in color and published in two standard sizes, 25" x 35 ½" (640 x 900 cm) and 25" x 17 ¾"
(640 x 450 cm).
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 A2 covers from San Juan, Puerto Rico, east to Anguilla and to St Christopher in the south east. 1:400,000 WGS 84. Plan - Sombrero Island