| style | telescopic 3pc + |
| brand | Unknown |
| based in | |
| trademark | |
| made | 1910 |
| retailer | |
| earpiece | vulcanite |
| body | vulcanite |
| horn | vulcanite |
| horn dia | 65 mm |
| length | 334 mm |
| weight | 44 gm |
| size |
|
| grille | none |
| marks | none found |
| ring | no |
| adjustable | earpiece rotates |
| handed | no |
| rarity | common |
| build | tooled |
| condition | good |
| acquired | 2015 |
| seller type | individual |
| found in | Herve |
| country | Belgium |
| value |
|
| seller note | Cornet acoustique telescopique en bakelite Telescopic ear trumpet curiosite. Telescopic ear trumpet, 3 elements, polished bakelite « faux tortoise shell - Funnel diam. 6,5 cm - Total height: 34 cm - Early 20th century - Good condition |
| comment | I have this shape but in vulcanite not faux tortoishell |
| accessory | |
| boxed | no |
| shape | dome |
| gwrok | yes |
| wax | no |
| bay | 4 |
| details on the field categories may be found here | |