This vintage Fredrick Post Co slide rule model 1447 is a must-have for any collector of science and medicine memorabilia. With its protective case, it is in excellent condition and ready to be displayed. This slide rule is perfect for those interested in engineering and mathematics, making it a valuable addition to any collection.

The intricate design and attention to detail make this slide rule a true work of art. It is a great conversation piece and a wonderful addition to any home or office. Don't miss out on the opportunity to own this unique piece of history.