Maltese cross

[hmmm]

Hi all
my friend found this copper plate with a Maltese cross inscribed on it. any ideas?

 

Amazon Forum Fav 👍

How to Research for Treasure Hunting and Metal Detecting From Lead Generation to Vetting - Grab it through Amazon!

[CRUSADER]

Its impressed/rolled sheet, not inscribed as such. No idea of its function, but the manufacturing technique points towards a late 19th C date (could be later...)