Spell Checker Calculator (630-0657) Features Faxback Doc. # 6805 The Radio Shack Spell Checker Calculator helps you quickly find the correct spelling of 80,000 words. You simply enter the word the way you think it might be spelled and the spell checker finds the correct spelling. The spell checker has a missing letter feature that can help you find words for games like crossword puzzles. Your spell checker calculator can also perform any 12-digit standard arithmetic operations, and comes with a conversion table for English and metric measurements. It is also useful as a ruler, since inches appear on one side and metric measurements appear on the other. (LB/all-7/1/94)