| more information on the Tim Heathfield collection |
| Cheltenham United Kingdom |
| I have just six acoustic aids, 2xbraided, tapered conversation tubes and four trumpets as illustrated update now 8 ! |
 Image © Tim Heathfield |
 Image © Tim Heathfield |
 © Tim Heathfield |
 © Tim Heathfield |
 marking is MEARS OL340A 5  56© Tim Heathfield |
