Scale 1:290,000. 1 in. equals 4.5 miles (W 73°30ʹ00ʺ--W 69°53ʹ00ʺ/N 43°00ʹ00ʺ--N 41°14ʹ00ʺ).
Note
Relief shown by shading. Depths shown by shading. Title from panel. Shows operating, non-operating, and lost lighthouses. Also shows maritime museums and ferry routes. Indexed. Includes color illustrations of individual lighthouses that includes their names. Descriptive index to lighthouses and color illustrations on verso.