WEIGHTS AND MEASURES RESOURCES
- Conversion of Units - Convert temperature, measurement, heat and energy units, as well as time, velocity and currency.
- Convert It!
- Cooking Measures and Conversion Calculator
- Currency Calculator
- Dictionary of Units, A - an explanation of the principal systems of units, their history, standards, and conversion factors for changing from one to the other.
- Dictionary of Units of Measurement
- Directorate of Time - The U.S. Naval Observatory is the official source of time used in the United States.
- Greenwich Mean Time (GMT)
- How Far Is It? - - distances between 500 cities worldwide plus very basic information about each location
- International Standard Date and Time Notation - specifies numeric representations of date and time.
- Measurements Converter - friendly JavaScript interface converts length, weight, area, speed, temperature and more, into different units and unit systems.
- Megaconverter
- Metric Conversion Card - Use this easy chart to convert inches to centimeters, pounds to kilograms, Fahrenheit to Celsius, and more.
- NIST Time and Frequency Division - develops and operates standards of time and frequency
- North American Time Zones and GMT
- Periodic Table of the Elements
- Pictorial Periodic Table, The - growing database, searchable by text or property: Lynx friendly yet modern browser enhanced and it's fun, too.
- Temperature Conversion Calculator - Convert from and to - Fahrenheit, Celsius, Kelvin, Reaumur, and Rankine.
- Unit Conversion Factors
- Universal Currency Converter, The - allows you to perform interactive foreign exchange rate conversion on the Internet.
- U.S. Metric Association (USMA) - national non-profit organization, founded in 1916, which advocates U.S. conversion to the International System of Units (SI), also called the modern metric system.
- Visual Elements - featuring computer-generated images that interpret the 109 entries of the periodic table
- WWW Unit Converter
- Walk Through Time, A - the evolution of time measurement.
- What time is it? - current time, from the US Naval Observatory Master Clock.
- World Time Zones
- World Time Zones Maps with Current Time
- Usenet - alt.horology
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