The Great International Math on Keys Book

Texas Instruments, Dallas, TX. 1976. Softcover/Trade Wraps. Stated Revision B. Book is tight, square, and unmarked. Book Condition: Fine. No DJ. Pictorial card stock wraps. Wraps are not bent or folded; spine is not creased or split; text is secure in binding. Pages are numbered in chapters, not from beginning to end 8vo. The main purpose of this book is to get together in one place a wide variety of useful and interesting information involving calculators, the world around you, and mathematics. The calculator keystrokes and descriptions used in this book were based on the TI-30 Electronic Slide Rule Calculator, with Algebraic Operating System. A clean very presentable copy.