Sunday Gazette-Mail from Charleston, West Virginia on July 6, 1975 · Page 138
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Sunday Gazette-Mail from Charleston, West Virginia · Page 138

Charleston, West Virginia
Issue Date:
Sunday, July 6, 1975
Page 138
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30-H 30-K 30-L Four great electronic calculators from Texas Instruments, for basic arithmetic to higher math. 30-H Portable Memory Calculator by Texas Instruments model TI-2550 featuring full memory, percent key, constant feature for multiplication or division for years of reliable service. Eight-digit display, rechargable batteries . . . 49.95 30-J Mini Electronic Calculator from Texas Instruments model TI-1500 features five functions and automatic constant, percent key. Rechargable batteries, Complete with AC adapter/charger. . . .39.95 30-K Texas Instruments Slide Rule Calculator model SK50 capable of processing a wide range of problems from simple arithmetic to complex scientific calculations. 12-Digit display, battery or AC operated, adapter/recharger included. Formerly 124.95 . . . NEW LOW PRICE 99.95 30-L Texas Instruments Electronic Slide Rule Calculator model SR11. Capable of solving complex scientific problems or simple arithmetic. 8-Digit display, battery or AC operation, adapter/recharger included . . .39.95 STATIONERY 30-M Ten digit Printer Electronic Calculator from Rockwell, model 80R. Desk top model with thermal printer, ideal for calculations where a written record is important. Compact and light weight. Four functions, ten digit print-out plus two columns of special symbols. Formerly 139.95 . . . NEW LOW PRICE 119.95 30-N Rechargable Slide Rule Memory Electronic calculator model 31R from Rockwell. For anyone working with reciprocals, square roots and percentages. With rechargable nickel/aluminum batteries included. 8-Digit display. Formerly 49.95 . . . NEW LOW PRICE 39.95 30-P Advanced Slide Rule Electronic Calculator, model 61R from Rockwell for anyone needing answers to trig., log., or other complex problems. Simultaneously sum numbers and their squares, one total accumulating in display, the other in memory. Memory and display figures can switch places. 8-Digit display. Formerly 79.95 . . . NEW LOW PRICE 69.95 30-Q Scientific Slide Rule Electronic Calculator from Rockwell, model 63R performs factoral computations, degree/radian conversions and parenthetical operations. Fully addressable memory and exponent capabilities for working in scientific notation. Formerly 99.95 . . . NEW LOW PRICE 89.95 30-M 130-N

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