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Old Calculator Museum Advertising & Documentation Archive
Marchant Model TR10FA Electromechanical Calculator


Advertisement for the Marchant Model TR10FA Electromechanical Rotary Calculator.

The Marchant Model TR10FA "Transflo" provided Back Transfer capability, allowing the result register of the calculator to be automatically transferred into the keyboard with the touch of a single button. This feature eliminated the need to manually re-enter numbers read off the dials into the keyboard.