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Wednesday, December 31, 2008
Monday, December 8, 2008
Historical Electricity Teaching Instruments
Historical Electricity Teaching Instruments
"In February 1975, Deborah Jean Warner, a Curator of Physical Science at the National Museum of American History, called me to ask if Kenyon had any historical physics teaching apparatus. I looked around my office......."
Thomas B. Greenslade, Jr. - Professor Emeritus of Physics - Kenyon College, Gambier, Ohio.
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6:00 PM
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Labels: Tech-History
Sunday, December 7, 2008
Hysteresis - Charles Proteus Steinmetz
Hysteresis - Charles Proteus Steinmetz ![]()
Charles Proteus Steinmetz (April 9, 1865 - October 26, 1923) was an American Mathematician and Electrical Engineer. He fostered the development of alternating current that made possible the expansion of the electric power industry in the United States, formulating mathematical theories for engineers. He made ground-breaking discoveries in the understanding of hysteresis that enabled engineers to better design electric motors for use in industry.
Charles Proteus Steinmetz electrical engineer
"Eickemeyer wanted to expand into electrical motors and generators, a brand new field in 1889."
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5:29 PM
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General Knowledge for a Wide Perspective
A wide perspective is required for all, in general ;-) . General Knowledge is very essential for developing a wide perspective. This gives an ability to recognize, appreciate and adapt to ideas, concepts, methods and innovation when they happen.
- Wikipedia - Multilingual free-content encyclopedia
- Word Web Online
- TheFreeDictionary
- Knowledge@Wharton
- Liam's Pictures from Old Books
- Infoplease - comprehensive encyclopedia, almanac, atlas, dictionary
- Penn Libraries
- Internet Public Library
- Internet Archive
- University of Virginia Library
- Internet Library of Early Journals
- ThinkQuest Library
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2:30 PM
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Fables of Aesop and Laws of Murphy
Aesop's Fables is a Ancient Commonsense Reference.
- Aesop's Fables - Online Collection - 656 fables
- Penn State's Electronic Classics Series Aesop's Fables
- Aesop's Fables at University of Massachusetts Amherst
- Fables - Translated by George Fyler Townsend
Murphy's Laws of Commonsense.
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1:55 PM
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The Nine Planets Solar System Tour
The Nine Planets Solar System Tour
The Nine Ten Planets A Multimedia Tour of the Solar System by Bill Arnett.
This website is an overview of the history, mythology, and current scientific knowledge of the planets, moons and other objects in our solar system. Each page has my text and NASA's images, some have sounds and movies, most provide references to additional related information.
Other Astronomy and planets Sites
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1:01 PM
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