Edition Date: 8-Mar-1991

(1-Jan-2020)

Abbreviations and Terms used on Paper and Electronic Navigational Charts

This San Juan Islands edition of the popular Afoot & Afloat series covers islands within the San Juan Archipeligo

Last Correction: 19-Jan-2018

12" Aluminum Arm Parallel Rule South Puget Sound Edition Date: 8-Mar-1991No navigator should be without a good set of parallel rules as part of the navigation back up plan in the event of an electronic navigation failure. These parallel rules are accurate and durable. Choose from four arm lengths. Overview Black parallel lines on each rule improve ease of use and accuracy. Brushed aluminum arms. Polished aluminum handle. Milled acrylic with beveled edges. No protractor scale. Lifetime warranty. Specifications Marine