This vintage Otis King's Pocket Calculator is a rare gem for collectors of scientific instruments. Made for the purpose of calculating, it is a unique piece of history that has stood the test of time. With its intricate design and functionality, this calculator is perfect for enthusiasts of barometers and scientific instruments.

This calculator, though previously owned, has been well-maintained and is in great working condition. It is in good order and condition reflected in its age. An excellent addition to any collection and a must-have for those interested in scientific instruments. Don't miss out on the opportunity to own a piece of history that is both functional and beautiful.

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