| Touma Medical Museum | read more |
| Hearing Aid museum | |
| A Portfolio of Illustrations: The Progress of Hearing Aids by Frank L. Vanni |
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| UCL Ear Institute & Action on Hearing Loss Libraries | |
| Acoustic location & sound mirrors | |
| Aircraft detection before RADAR | |
| Beethoven ‘was not completely deaf’ | |
| Ear trumpets, secret receivers and Winston Churchill | |
| Deafness in disguise | |
| UCL blog - Acoustic instrument makers in the Strand, acoustic ‘throne’ myths | |
| Deafness in Disguise - Rare books at Becker - the best resource that I have found |
read more |
| Ear wax museum | |
| History of hearing aids | |
| History of Hearing Aids 2 | |
| Phisick medical antiques | |
| From Julius Caesar to Julius Lempert
- Robert Weinkove, 1998 - interesting grad paper |
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| Oto Audiology | |
| Problems Hearing | |
| Encyclopedia of Science | |
| Kent State | read more |
| Thackray | read more |
| Evelyn Waugh's banjo & a page at the Antiques Gazette | |
| The Hearing Aids of Yesteryear | |
| Hearing aid history: From ear trumpets to digital technology | |
| First World War hearing aids |