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
Sharp EL-531W Scientific Advanced D.A.L. Calculator Blue with Cover | eBay
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Sharp Elm335bbl Desktop Calculator 10-digit Lcd Blue : Target
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Sharp Calculators QS-2130 12-Digit Commercial Desktop Calculator - 4-Key Memory, Sign Change, Backspace Key, Auto Power Off - 1 Line(s) - 12 Digits - LCD - Battery/Solar Powered - 0.7" x 7.3" x 6.9" - Gray - 1 Each