Symbols

ISBN: 9781331923152 出版年：2016 页码：174 Frederic A Parkhurst Forgotten Books

UP to the present time the use of symbols, even in the manufacturing industries, has been very limited. Their field of usefulness, however, is not confined to industrial establishments, since all branches of business, as well as scientific, research, commercial, banking and professional pursuits, can apply symbols to equal advantage. The possible uses for symbols are unlimited.