Results 131 to 140 of about 16,250 (189)

8th International Conference on the History of Occupational and Environmental Health (ICOH History 2026), Recognizing the rich history of occupational and environmental health. [PDF]

J Occup Med Toxicol
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A punched card system for fire endurance ratings

, 1962
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Hollerith punched card system development (1905-1913)

IEEE Annals of the History of Computing, 2005
The author traces the development of the Hollerith tabulating machine, what is part of the Hollerith punched card system during the years 1905 until 1913, and describes the machine's applications of most interest to customers at that time. Hollerith added the plugboard for flexible wiring to his tabulating machine for different applications, as a ...
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Shaping a technology: American punched card systems 1880-1914

IEEE Annals of the History of Computing, 1997
This paper addresses the initial development of the first punched-card system in the United States in the 1880s and the construction of the next punched-card machine generation, launched in 1907. Finally, aspects of punched-card systems in the 1910s give a perspective on this history.
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PUNCHED CARD SYSTEMS AND THEIR APPLICATION TO FORESTRY IN AUSTRALIA

Australian Forestry, 1954
SUMMARY Attention is drawn to the use of punched card systems for recording information in a manner which enables easy reference to be made, by mechanical means, to the cards which possess any given attribute or combination of attributes. Examples are given of the wide range of purposes for which such cards are used.
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A PUNCHED‐CARD SYSTEM FOR SOIL PROFILES

Journal of Soil Science, 1962
Summary A punched‐card system, designed to make data on a large number of profiles readily available, is described. The problems of converting the data to a form suitable for punching on the card are fully discussed. A numerical code is used to group the profiles according to soil series, major soil group, or geographical location ...
J. W. MUIR, H. G. M. HARDIE
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Punched Card System Installed

Physics Today, 1960
DUES bills in the form of punched cards will soon be mailed to members of Institute Member Societies. The 1961 dues billing is the first of many uses to be made of the punched card facilities newly installed at the Institute.
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A punched-card system for graduate research

Journal of Chemical Education, 1953
Describes a punched-card system that can be used for organizing and facilitating the retrieval of research information.
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A Punched Card System for Radiocarbon Dates

American Antiquity, 1957
At the present time there are nearly 1200 radiocarbon dates published from 11 different laboratories. These dates appear in a total of 6 books, monographs, mimeographed lists, and journals. While most of the dates appear in the publication Science, it is nonetheless difficult to sort through the various numbers of this journal in order to compile dates
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Application of Punched Card Indexing Systems to Orthopaedic Surgery

The Journal of Bone & Joint Surgery, 1957
Three methods of indexing orthopaedic surgery patients have been presented together with some of the problems. The small file is discussed in more detail since it should be of more general interest. The other methods are mentioned principally to demonstrate more clearly the reasons why certain types of codes have specific advantages in special ...
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