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IMPERIAL SPORTING .30 UP TO .349" /
338 WHISPER (7mm BR CASE)
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IMPERIAL SPORTING .30 UP TO .349"
338 WHISPER (7mm BR CASE)
338 · 2 headstamps · 2 scans
| Calibre | 338 |
| In the cabinet | IMPERIAL SPORTING .30 UP TO .349" · 4 images |
Reading the headstamp
12 o'clockMaker's name or factory code
6 o'clockCalibre or year of manufacture
CentrePrimer — Berdan or Boxer, and any seal colour
Research notes
The 338 Whisper is part of a range of cartridges developed by JD Jones from SSK Industries. The parent case is the 7mm Bench Rest, necked up and fire-formed.
Provenance
2014Catalogued in the collection
2023Record last revised · 2023-05-11
Same drawer
