This vintage Radio Shack EC-4042 scientific calculator is a must-have for any collector of vintage electronics. With its iconic brand and classic design, this calculator is a true piece of history. It is a great addition to any collection and is sure to bring back memories of the golden age of electronics.

This calculator is in great working order and has been well-maintained over the years. It is a great example of a classic piece of technology and is perfect for display or use. The calculator comes from an unknown country/region of manufacture and has not been modified in any way. It is a great find for anyone who loves vintage electronics and wants to add a classic piece to their collection.