HP-31E

Get the spice girls. These models are called the “Spice” calculators. They were the successors of the woodstock calculators.

Download the basic scientific spice calculator, the HP-31E.

Download the Users manual

HP-32E

The non programmable scientific calculator of the spice models.

Download the non prgrammable scientific calculator HP-32E.

HP-33E/33C

The programmable scientific calculator of the spice models. The HP-33E is very similar to the HP-25. It has the same functions and the same amount of program memory and registers.

Download the prgrammable scientific calculator HP-33.

HP-34C

The real flagship of the spice calculators. A scientific programmable, which tops even the HP-67. It was the first calculator, that had the Solve function for solving equations and also could perform numerical integration.

Download the marvelous HP-34C as your desktop calculator.

HP-37E, HP-38E/38C

The non programmable and the high end programmable financial calculators of the spice models.

 Download the HP-37 HP38