Time Zone Map
Permission to use the timezone map was given to us by
HM Nautical Almanac Office, Royal Greenwich Observatory, Madingley Road, Cambridge CB3 0EZ. http://www.ast.cam.ac.uk/nao/.
JavaScripts
This script for
the converter on the temperature.html, length.html, mass.html, volume.html
and time.html pages were modified from scripts found at The JavaScript
Source, http://javascriptsource.com, http://www.jsworld.com, and from other
free JavaScript sites. These scripts are free and may be used in web sites.
Printed Materials,
Entire books
1. Benedick,
Jeanne. How Much and How Many: The Story of Weights and
Measures., McGraw Hill Book Company, New York, 1960.
2. Branley, Franklyn. Think Metric!. Thomas Y. Crowell Company, New York, 1972.
3. General Science: Book One., Silver, Burdett, and Ginn, Needham, Massachusetts, 1989.
4. Addison-Wesley Mathematics. Grade Six. Addison-Wesley Publishing Company. Reading, Massachusetts, 1997.