Davis Sextant Mark 3 & Davis Artificial Horizon 144 Navigation Bundle (2 Items) - The Mark 3 is a plastic training sextant that comes with an instruction booklet. The Artificial Horizon comes with 2 sunshades, lid & directions. Great for backyard practice. Find exact position when inland & for use on foggy mornings. To use, fill with water and read the angle of the reflected sun.
-created by boaters for boaters-