Electrical telegraph Summary

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Encyclopedia Articles (1)

Telegraph, Electric

1,230 words, approx. 5 pages

Telegraph, Electric The need to communicate rapidly over long distances reached critical proportions once the Western world became heavily industrialized and urbanized. Visual telegraphy systems such ... Read more

Teacher Resources & Activities

News & Journals (1)

Today in history - April 2

550 words, approx. 2 pages

Today is Monday, April 2, the 92nd day of 2007. There are 273 days left in the year. The Jewish holiday Passover begins at sunset.Today's Highlight in History:On April 2, 1917, President Wilson ask... Read more