Plotting a course on the map with a Sher-Wood straight edge Plotting a course on the map with a Sher-Wood straight edge. Tim Smith Dec 14, 2015 Photos Previous: Best part about going away is coming home to family Next: Aroostook twilight at the field school Featured In: Private Community & Online Learning Platform Western Colorado UniversityAcademic Partner Maine Wilderness Guides Organization Quality Endorsement Award Life Member – Maine Professional Guides Association Life Member – Maine Wilderness Guides Organization