The Online Books Page

Hearing aids

Here are entered works on devices to improve hearing ability. Works on synthetic replicas of the ear used to restore cosmetic harmony to the face are entered under Ear prostheses.

See also what's at Wikipedia, your library, or elsewhere.

• Audiology -- Instruments
• Prosthesis

• Hearing aids, Mechanical

• Hearing Impairment and Elderly People (1986), by United States Congress Office of Technology Assessment (PDF files at Princeton)

Items below (if any) are from related and broader terms.

• Journal of Rehabilitation Research and Development (1964-2017) (full serial archives)

• Journal of Rehabilitation Research and Development (1964-2017) (full serial archives)

• The Boston Elbow (1984), by Sandra J. Tenenbaum (PDF files at Princeton)

• The Boston Elbow (1984), by Sandra J. Tenenbaum (PDF files at Princeton)

• Description of an Artificial Hand (also includes his "Practical Remarks on Aerial Navigation" and "Essay on the Means of Promoting Safety in Railway Carriages"; London: Tyler and Reed, 1845), by George Cayley (multiple formats at archive.org)

• Dental Laboratory Technology (Washington: Department of the Air Force, 1982), by L. J. Mazulewicz (page images at HathiTrust)

• Mucostatics: A Principle, Not a "Technique" (c1946), by Harry L. Page, contrib. by William R. Dykins (page images at HathiTrust)