The HP35 calculator is an iconic piece of electronic. When Hewlett-Packard launched it on the marked in 1972, it was the world's first scientific calculator with trigonometric functions.
HP still offers a HP35s which commemorates the famous predecessor. Featuring exceptional build quality and a precision press keyboard, you will find all of the qualities of legendary HP calculators.
While the original piece was discontinued in 1975, the HP35s is currently available in retail stores and online for around $50, including carrying case.
And did you know the HP35 was the first scientific calculator to fly in space?
This is a must have for every stylish geek and RPN lovers.