Amazon.com : Students Pocket Basic Scientific Calculators - Foldable Math Classroom Function Calculator with LCD Display Erasable Writing Tablet and Ruler Set for Office Home Business Either Back to School Gift :
Amazon.com : Sharp EL-1901 Paperless Printing Calculator with Check and Correct, 12-Digit LCD Primary Display, Functions the Same as a Printing Calculator/Adding Machine with Scrolling LCD Display Instead of Paper : Office
Amazon.com : Sharp EL-1901 Paperless Printing Calculator with Check and Correct, 12-Digit LCD Primary Display, Functions the Same as a Printing Calculator/Adding Machine with Scrolling LCD Display Instead of Paper : Office