This vintage Weems Aircraft Plotter, Mark II, comes with its original envelope and instructions. It is a must-have for aviation enthusiasts and collectors alike. Made in the USA, this aircraft plotter is the perfect addition to any collection of aviation memorabilia.

The Weems Aircraft Plotter is a classic instrument used by pilots to determine wind speed, ground speed, and direction. It is a durable and reliable tool that has been used by pilots for many years. This item is in good condition and would make a great addition to any aviation collection.