Hewlett Packard wrote: HP 35s Scientific Calculator.Get professional performance from HP s ultimate RPN scientific programmable calculator - ideal for engineers, surveyors, college students, scientists and medical professionals. Scientific projects require accuracy, functionality and dependability for success. The HP 35s scientific programmable calculator delivers them - and more - with features that include 30KB user memory, your choice of RPN and algebraic entry-system logic, a convenient...
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