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PBS
American Experience: Technology Timeline: 1752 1990
Short descriptions of important technological innovations produced in America and the date of their introduction.
Curated OER
Wikipedia: Natl Historic Landmarks in New Hampshire: Mac Pheadris Warner House
Built around 1720, this home is one of the finest Georgian brick houses in New England. Its lightning rod may have been the first installed in the area.
Curated OER
Educational Technology Clearinghouse: Clip Art Etc: Benjamin Franklin
Benjamin Franklin (January 17, 1706 - April 17, 1790) was one of the Founding Fathers of the United States of America. A noted polymath, Franklin was a leading author and printer, satirist, political theorist, politician, scientist,...