Smithsonian Institution
Lemelson Center: Thomas Edison's Places of Invention
An article by Paul Israel from the Prototype newsletter discusses the various laboratories used by Thomas Edison as he was developing his inventions.
University of Houston
University of Houston: Engines of Our Ingenuity: No. 1393: Inventing the Telegraph
Read about the history of the telegraph in this article, which is a transcript of a radio broadcast.
Massachusetts Institute of Technology
Mit: Inventor of the Week: Granville T. Woods
Inventor Granville T. Woods is featured in this brief biography for his multiplex telegraph which was a useful invention for the railroad industry.
Massachusetts Institute of Technology
Mit: Inventor of the Week: Samuel f.b. Morse
Provides a short biography of Samuel F.B. Morse, and his invention of the one-wire telegraph and the Morse Code. Also contains pictures.
National Inventors Hall of Fame
National Inventors Hall of Fame: Thomas Alva Edison
This site honorsThomas Alva Edison as a historic inventor and focuses attention on his invention of the electric lamp.
Smithsonian Institution
Lemelson Center: Invention Stories
Six categories of inventions highlight the inventors in those categories and describe their sometimes world-changing inventions. Other inventions are not so critical, but nonetheless fascinating.
Great Idea Finder
The Great Idea Finder: Inventor Granville Woods Biography
A detailed biography of Granville T. Woods, who was known as "the Black Edison" because of his many inventions. He is best known for greatly improving the safety of railroads by his invention of the Multiplex Railway Telegraph.
Massachusetts Institute of Technology
Mit: Inventor of the Week: Granville T. Woods: The Multiplex Telegraph
A description of Granville Woods' successful invention, the multiplex telegraph, which greatly improved railroad safety. From the Lemelson-MIT Project.
Other
Lee De Forest, American Inventor: The Complete Lee De Forest
An extensive site covering all aspects of Lee de Forest, his inventions, writings, and personal life. Find drawings and pictures of his audion tube and find out about his legacy, especially in the world of electronics.
Smithsonian Institution
Smithsonian Institution Forgotten History: Alfred Vail and Samuel Morse
This article explains Alfred Vail's partnership with Samuel Morse and his contributions to the development of the telegraph.
Curated OER
National Park Service: Thomas Edison National Historical Park: Edison Biography
Here is a very detailed biography of Thomas Edison ranging from his boyhood and his work as a telegrapher, moving on to his invention of the phonograph and incandescent light bulb, and finally, a description of his laboratories where he...
National High Magnetic Field Laboratory
Magnet Academy: Morse Telegraph 1844
The man most commonly associated with the telegraph, Samuel Morse, did not invent the communications tool. But he developed it, commercialized it and invented the famous code for it that bears his name.
PBS
Pbs: American Experience: More About Bell
Part of the larger site about Alexander Graham Bell from the series, American Experience, this biography focuses mainly on his education and experimentation which resulted in his development of the telephone. Included is information...
Independence Hall Association
U.s. History: Inventors and Inventions
The industrial revolution in America spawned the inventions of many inventors, who improved technology in many different areas. See how transportation, agriculture, and communications were transformed because of these inventions.
Rutgers University
Thomas Edison Papers: Biography of Thomas Edison
The first person to make the storage battery practical, with 147 patents, Edison's life is a testimony to invention. This biography, in outline form, is in two parts; go to 1879 site after this.
PBS
Pbs: American Experience: Joseph Henry Lays Groundwork for the Telephone
This is the man who most encouraged Bell to invent the telephone. Bell said, "But for Henry, I never would have gone ahead with the telephone." This is a fascinating account both of Bell's invention and of Henry's life. Half a biography,...
Other
Samuel Finley Breeze Morse
Provides biographical information on Samuel Morse as well as information on his invention of the telegraph. (Pictures no longer load.)
National High Magnetic Field Laboratory
Magnet Academy: Mirror Galvanometer
Invented by William Thomson (who later became Lord Kelvin for such clever acts as this), the mirror galvanometer was a useful instrument that played a key role in the history of the telegraph. (Java tutorial)
A&E Television
History.com: 6 Key Inventions by Thomas Edison
Edison's genius was improving on others' technologies and making them more practical for the general public. Thomas Edison applied for his first patent in 1868, when he was just 21 years old. The famous inventor's first brainchild was...
National High Magnetic Field Laboratory
Magnet Academy: Timeline of Electricity and Magnetism: 1850 1869
The Industrial Revolution is in full force, Gramme invents his dynamo and James Clerk Maxwell formulates his series of equations on electrodynamics.
National High Magnetic Field Laboratory
Magnet Academy: Timeline of Electricity and Magnetism: 1830 1839
The first telegraphs are constructed and Michael Faraday produces much of his brilliant and enduring research into electricity and magnetism, inventing the first primitive transformer and generator.
Alberta Online Encyclopedia
Alberta Online Encyclopedia: Alberta Inventors and Inventions: Alex Taylor
Learn about Alex Taylor--Edmonton's first telegrapher, meteorologist, lightning manipulator and timekeeper--who is most widely know as being the father of Edmonton's telephone system.
Other
African American Inventors and Their Inventions: Granville T. Woods
Here is a thorough biography of inventor Granville T. Woods, who is credited with improving railway safety for bot the trains and trainmen. Find out what concepts in railroad safety are still being used today.
Enchanted Learning
Enchanted Learning: Inventors & Inventions 1801 1850
This site from Enchanted Learning presents several brief overviews of major early nineteenth century inventors and their inventions. The information is accessible by clicking on the corresponding link.