To assure future optimum performance, ask your Victor representative about low-cost protection offered by Victor’s Extended Guarantee Protection Program. (To order see enclosed form on Page ) This operating manual describes the features and operation of the Victor 1260-3 electronic calculator. Model 1260-3 is a print/display calculator, 12-digit, with one independent memory. This calculator features the four basic arithmetic operations, grand total, percentage and delta percent-of-change, cost,