CORRECT MAGNETIC COURSES AND DISTANCES in Sea Miles from and to Various Points in the English and Irish Channels and Part of the North Sea Extending from Ailsa Craig to Harwich.

12mo., in blind-stamped patterned cream cloth boards, 63pp. Clean copy with no previous ownership inscriptions or annotation. Pencil marks to endpapers and a few pages, covers slightly darkened and soiled, spine sunned. A Good copy overall.