The National cyclopædia of American biography : being the history of the United States as illustrated in the lives of the founders, builders, and defenders of the republic, and of the men and women who are doing the work and moulding the thought of the present time, edited by distinguished biographers, selected from each state, revised and approved by the most eminent historians, scholars, and statesmen of the day . d he gave all histime to the improvement and the development of thetypewriter. He studied every feature; invented de-vices for improvement in eveiy possible many inv
The National cyclopædia of American biography : being the history of the United States as illustrated in the lives of the founders, builders, and defenders of the republic, and of the men and women who are doing the work and moulding the thought of the present time, edited by distinguished biographers, selected from each state, revised and approved by the most eminent historians, scholars, and statesmen of the day . d he gave all histime to the improvement and the development of thetypewriter. He studied every feature; invented de-vices for improvement in eveiy possible many inventions were crowned with success,and he accomplished much for the perfection of themechanism which has realizedand aided in producing a revo-lution in business methods, notonly in the United States butthroughout the civilized of the many very impor-tant features of the work ac-complished by Mr. Davidson,is a scale regarding the valueof the letters of the the result of an extendedstudy he prepared a table thatgives, according to the closestinvastigations, the estimatedvalue of each of the letters inthe language. The labor wasespecially entered upon in orderto fix a standard key-board forthe typewriter, and its readymanipulation by both number appended to eachletter in the following table represents the lettersvalue as a factor in the formation of sentences inordinary language:. ..20,163 s° .11,035 M. 5,100 W. 1,464 , . 15,357 .10,200 H. 3,942 K. 1,243 ..14,933 C. 8,563 3,876 X. . 598 T., .13,560 U. 6,953 3,814 430 R. ..13,015 5,717 3,563 362 N. ..12,600 5,308 2,707 312 0., ,. 11,424 2,187 The association of the characters according to fre-quency, the fingers with respect to efficiency, andthe positions of the key-board in regard to accessi-bility, each with each of like value in these respects,were made the guiding principles of was but one of many features that absorbe
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Keywords: ., bookauth, bookcentury1800, bookdecade1890, bookidcu31924020334755
