- Seattle-based navigation school offering home study courses, text and software. 20, 000 classroom students since 1977. On-line catalog and resources in navigation and marine weather ...www.starpath.com
- Since 1953, Ross Laboratories has been manufacturing quality Marine Electronics-- Hydrographic Survey Systems, Echo Sounders, Fish Finders, and Sweep Systems. Find out about Ross' current product offerings ...www.rosslaboratories.com