The GS Web Directory

MEASUREMENTS
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sevres.jpg (5660 bytes)

Photo of the Standard Kilogramme courtesy of the Bureau International des Poids et Mesures (BIPM), Sèvres, France

SHORT INDEX

  1. Organizations
  2. Measurement Units
  3. Time Keeping

ORGANIZATIONS

bulletBureau International des Poids et Mesures (BIPM) Sèvres, France [In French and English]
Organization charged with the creation and application of standardized weights and measures in the world. In particular, it is the official guardian of the International System of Units (SI).
bulletOIML (International Organization of Legal Metrology / Organisation Internationale de Métrologie Légale) Paris, France [In English, French and Spanish]
Th OIML was established in 1955 in order to promote the global harmonization of legal metrology (the study of measuring standards).

MEASUREMENT UNITS

OPEN DIRECTORY REFERENCE

bulletOpen Directory - Science: Reference: Units of Measurement

DICTIONARIES AND REFERENCE

bulletA Dictionary of Units Author: Frank Tapson, University of Exeter, England
Survey of SI, traditional and scientific measurement units, with conversion factors and on-line conversion capability.
bulletHow Many? - A Dictionary of Units of Measurement Author: Russ Rowlett, Center for Mathematics and Science Education, The University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
Survey of measurement units, whether part of SI or some traditional system, from around the world.
bulletThe NIST Reference on Constants, Units, and Uncertainty Source: Physics Laboratory, National Institute of Standards and Technology (NIST), Gaithersburg, MD, USA

THE IS (METRIC) SYSTEM

bulletASCE Metric References & Resources Source: American Society of Civil Engineers Committee on Metrication, ASCE, Reston, VA, USA
Basics of the SI system, description of units, conversion factors and status of metrication in the world, and in the US in particular.
bulletInterpretation of the SI for the United States and Metric Conversion Policy for Federal Agencies Source: Metric Program, National Institute of Standards and Technology (NIST), Gaithersburg, MD, USA
Detailed presentation of the SI system.
bulletMetric Methods - SI Guide Author: James R. Frysinger, Charleston, SC, USA
Survey of the SI system, with equivalents of metric units in several languages (English, Chinese [PRC and Taiwan]), French, German, Greek, Italian, Japanese, Russian and Spanish).
bulletThe Metric System Author: Jacques J. Proot, Beaconsfield, PQ, Canada
Good reference source and history.
bulletUK Metric Association
bulletU.S. Metric Association (USMA), Northridge, CA, USA

TRADITIONAL MEASUREMENT SYSTEMS

bulletEnglish Weights and Measures
"The definitive internet resource for information on Imperial weights and measures. "

TIME KEEPING

OPEN DIRECTORY REFERENCE

bulletOpen Directory - Reference: Time

STANDARDS

bullet A Summary of the International Standard Date and Time Notation Author: Markus G. Kuhn, Cambridge, England.
Detailed presentation of the ISO 8601-based international standardization of date and time notations, particularly as used by computers.

CALENDARS

INTERNET RESOURCES

bulletThe Calendar Zone Source: Janice McLean
Classified list of links to web pages concerned with various aspects of calendars.
bullet When Do You Want to Go Today? Author: Will Linden, New York, NY, USA
Links to web pages concerned with time keeping, calendars etc. across many cultural and religious traditions.

CALENDAR INFORMATION

bulletCalendars Author: L. E. Doggett. Source: Department of Astronomy, New Mexico State University, Las Cruces, NM, USA
Survey of the astronomical basis of different calendars, as well as details on the following calendar systems: Gregorian, Hebrew, Islamic, Indian, Chinese and Julian.

REAL TIME

bullet Atomic Clock Time Source: infa.net
Accurate time in all time zones, in may different output formats.
bullet GreenwichMeanTime.Com Source: greenwich2000.ltd.uk, Kingston, England
Information about the current time around the world, time zones and time keeping. 
bullet The Official U.S. Time Source: Time and Frequency Division, Physics Laboratory, National Institute of Standards and Technology (NIST), Boulder, CO, USA 
Provides the correct time for all US time zones.

Last modified: 9 Sept. 2003

 

Copyright Gabor Sandi 1998-2004                                                              

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