William Francis Channing
✓ Source-basedrisingAmerican activist, physician and inventor
William Francis Channing was an American physician, scientist, and abolitionist known for inventing the telegraph fire alarm system and contributing to the development of the telephone. He published books on medicine and electricity, and patented several inventions.
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About this person
William Francis Channing was an American physician, scientist, and abolitionist known for inventing the telegraph fire alarm system and contributing to the development of the telephone. He published books on medicine and electricity, and patented several inventions. Channing was also involved in Boston abolition activities including the Latimer Committee and the Boston Vigilance Committee.
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