Check the listing for details. Weems & Plath Model 316 Boating Course Navigation Plotter Set w/Dividers. Condition: Used, Made in Germany. Listed at 59.99 USD. Weems & Plath Boating Course Set Model 316 Navigation Kit. Pre-owned / Open box condition. The set appears very clean and may have seen little to no use, but it is being sold as used since the package has been opened. This navigation training set includes classic chart plotting tools used for boating and navigation courses. Includes: • Weems & Plath Parallel Plotter • Course Protractor • 6" Dividers • Instruction manual • Mechanical pencil with lead • Eraser • Original packaging and paperwork All items shown in the photos are included. Please review photos carefully for condition and contents. Great set for boating students, navigation training, or collectors of nautical instruments. Ships carefully packaged.