tag:blogger.com,1999:blog-2038234167214839974.post1149275972736628945..comments2023-10-30T08:25:47.022-04:00Comments on Inland Seas Ship's Blog: GPS Navigation Course to be offered by Grand Traverse Power & Sail SquadronInland Seas Education Associationhttp://www.blogger.com/profile/06878860013017618544noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-2038234167214839974.post-13961166136723159382015-01-29T22:28:11.237-05:002015-01-29T22:28:11.237-05:00I love this post, all information are useful, it c...I love this post, all information are useful, it can help me for something to learn more about GPS system, thank for sharing this knowledge!<br />--------<br /><a href="http://gps.prosdeal.com/" rel="nofollow">GPS Deals</a>HealthTipshttps://www.blogger.com/profile/08071780160119005793noreply@blogger.com