| style | telescopic 2 pc |
| brand | K W S |
| based in | Germany |
| trademark | |
| made | 1930 |
| retailer | |
| earpiece | plastic |
| body | copper |
| horn | copper |
| horn dia | 100x85 mm |
| length | 355 mm |
| weight | 205 gm |
| size |
|
| grille | none |
| marks | KWS logo GERMANY |
| ring | no |
| adjustable | earpiece rotates |
| handed | no |
| rarity | unusual |
| build | tooled |
| condition | Excellent |
| acquired | 2014 |
| seller type | dealer |
| found in | Prinsenbeek |
| country | Netherlands |
| value |
|
| seller note | ANTIQUE BRASS EAR TRUMPET HEARING DEVICE MARKED SKF GERMANY MINT IN ORIGINAL BOX. About 1900. BRASS OR COPPER ABOUT 14 INCH TOTAL WIDE |
| comment | marking is contentious - might be KWS. Very similar to another I have but actually distinctly different |
| accessory | |
| boxed | yes |
| shape | dome |
| gwrok | yes |
| wax | no |
| bay | 1 |
| details on the field categories may be found here | |