By Topic
- 362
- History of the Atlantic Cable & Submarine Telegraphy
- Traces the history of undersea cable communications, from the first telegraph cables used in 1850 to the fiber optic cables used today for the Internet.
- 363
- N7CFO
- The homepage of ham radio operator, Lynn Burlingame, N7CFO. Resources for telegraph historians including the index of the 1894 book, "Telegraphers of Today." Also available is the index and information about the publication, "The N7CFO KeyLetter," a major resource for telegraph instrument collectors.
- 366
- The Aurora Borealis and the Telegraph
- Essay on how solar flares crippled communications during the 19th century.
- 367
- The Joseph Henry Papers Project
- Documenting the life of the revered American scientist who conducted pioneering work in electromagnetism. His unselfish genius helped bring about the inventions of the telegraph, electric motor, and telephone.
- 368
- The Overland Telegraph
- Essay describes the construction of the telegraph connecting Adelaide and the rest of Australia, through Darwin, with England in 1872.
- 369
- Thomas A. Edison Papers
- Information and documents about Edison's life and career including his years as a telegrapher and inventions in the field of telegraphy.
- 370
- Western Union Telegraph Company Records
- Scope and contents of the collection held at the Smithsonian Institution, National Museum of American History, Archives Center. Features a history of the company and collection. A major resource for researchers.
- 373
- Frank Pope
- Substantive biography of this 19th century telegraph and electrical engineer. One time business partner of Thomas Edison.
- 375
- Adam Sedgwick Memorial
- Photo of the memorial to Adam Sedgwick in the village of Dent in Cumbria. Brief details of the 'Sedgwick Geological Trail'.
- 376
- Sedgwick Geological Trail
- Brief description of the trail around Dent in Cumbria, named after a 19th Century geologist, Adam Sedgwick.
- 377
- Wegener, Alfred
- A pioneer in plate tectonics, who used reason and scientific method to prove a theory that Africa and South America was once one continent. Page includes information about aeronautical research, facing the critics and final acceptance of this visionary's work.