| buy no | 25 |
| style | telescopic 2 pc |
| brand | Unknown |
| based in | |
| trademark | |
| made | 1880 |
| retailer | unknown |
| earpiece | celluloid |
| body | cellulose acetate |
| horn | cellulose acetate |
| horn dia | 86 mm |
| length | 309 mm |
| weight | 80 gm |
| size |
|
| grille | none |
| marks | none found |
| ring | slot |
| adjustable | earpiece rotates |
| handed | no |
| rarity | common |
| build | tooled |
| condition | Excellent |
| acquired | 2012 |
| seller type | individual |
| found in | Northfleet |
| country | England |
| value |
|
| seller note | telescopic ear trumpet |
| comment | Celluloid 2 piece telescopic known as a Miss Martineau |
| accessory | |
| boxed | no |
| shape | cone |
| gwrok | yes |
| wax | no |
| bay | 1 |
| IG | 6 |
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