Compute-A-Course (Weems & Plath 111) Makassar Strait Harwich and Ipswich with the

Harwich and Ipswich with the Rivers Stour

Magnification: 7X for a closer view of distant subjects

British Admiralty Nautical Chart 88: Spain - South West Coast

2 Environmental Considerations

Eastern Approaches to Jazirat Das and Jazirat Halul is a standard nautical chart

Compute-A-Course (Weems & Plath 111) Makassar Strait Harwich and Ipswich with theThe Compute A Course is a compact, multi purpose plotting tool, an ideal addition to general boating or commercial navigational tool sets. The Compute A Course navigation wheel can be used for position fixing, course plotting, and distance measurements. Using the log scale located in the instructions on the back of the vinyl storage sleeve makes time and distance calculations a breeze. Used for course plotting, distance measuring & position fixing