A handheld Calculator History Website of calculators collected and traded over the years. It includes Aviation Calculators as well as Mechanical and Electromechanical Calculators that have impressed us with their uniqueness and innovative design.

Hewlett Packard (HP) Handheld Calculators

RPN Calculators (non-HP)

Aviation/Navigation Calculators

Mechanical Calculators

Coming soon.

About Me

For information about me click here: Minds2Let, LLC