Research Assistance Request: Périnet Cornets

In order to finalize a study that will be released in April 2019, on the first Périnet-valves cornets (1838-1860), Christian and Maxime Chagot are looking for:
- Any Périnet-three-valves cornet (screw or screwless) that looks like a cornopean (see photo).
- Any Halari (or Halary) brass that has a number on its bell.
- Any brass that has cocks engraved on the Périnet-valves (see photo).
- Someone who has the Halary catalog of 1858 or a copy.
If you have any of this information, please send an email to: This email address is being protected from spambots. You need JavaScript enabled to view it.
. Thanks so much for your assistance!
Périnet valves cornetcock