Vintage Sharp Scientific Calculator EL-531D With Manual 1990 - Etsy Sweden
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Amazon.com : Sharp EL-531TGBBW 12-Digit Scientific/Engineering Calculator with Protective Hard Cover, Battery and Solar Hybrid Powered LCD Display, Great for Students and Professionals, Black,Black and White : Office Products
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
Sharp EL-501XBWH Scientific Calculator, Black - Walmart.com