He taught his father's "visible speech" techniques at Boston University.

Perception of clearly presented foreign language sounds: The effects of visible speech.

It has also been called "visible speech" or "visible song".

The poem which is thus translated into visible speech, is recited simultaneously.

In the United States he began teaching deaf mutes, publicising the system called visible speech.

Alexander Graham Bell used a similar tool of "visible speech" at our school more than 100 years ago and abandoned it.

Bell and his two brothers assisted their father in public demonstrations of Visible Speech, beginning in 1862.

It is based on language and on tone and has been described as "visible speech and song".

His father wrote often about this and is most known for his invention and writings of Visible Speech.

Bell's instruction in Visible Speech and his lively mind won him many friends in Boston.

Bell's father taught him and his brothers not only to write Visible Speech but to identify any symbol and its accompanying sound.

These principles are carried out in Mr. Bell's 'Visible Speech'.

He also studied at the University of London and used Visible Speech to teach a class of deaf children.

He invented "Visible Speech," a code of symbols that indicated the position of the throat, tongue, and lips in making sounds.

Elements of visible speech and visible song are progressively introduced at the ages when the children need them to support their physical and emotional maturity.

Visible Speech (a phonetic script)

A Popular Manual of Visible Speech and Vocal Physiology (1889)

Eventually, Alexander Graham Bell became a powerful advocate of visible speech and oralism in the United States.

Visible Speech Manual, Wayne State University Press, Detroit, 1967.

Visible Speech: The Diverse Oneness of Writing Systems.

John DeFrancis (Visible Speech.

Visible Speech: The Science of Universal Alphabetics (1867)

Bell also won a second Gold Medal for Visible Speech, for his additional display at the exposition, helping to propel him to international fame.

Visible speech can also alter the perception of perfectly audible speech sounds when the visual speech stimuli are mismatched with the auditory speech.

Together with Marie von Sivers, Rudolf Steiner also developed the art of eurythmy, sometimes referred to as "visible speech and song".