This vintage Weems & Plath Paraline Plotter model 1 comes with its original box and instruction sheet. Made from durable plastic with an aluminum roller base, this type of parallel plotter was used in maritime navigation and had extensive use by the U.S. Navy. The maker, Weems & Plath, is well-known in the maritime industry for producing high-quality navigational instruments. The plotter is a great addition to any collection of maritime memorabilia or for use with nautical charts - it's designed purpose. 

This item shows wear from use including small scratches in the plastic surface and some light oxidation on the surface of the aluminum.  The rollers turn freely. This instrument is ready for use.  

The original instruction sheet is included.  The box shows use with some corner/edge tears.  See the photos.