Not really. I chased him a bit when you 1st acquired the double. Seems Donnay was a gunmaking family in Liege:

Francois Noel Joseph Donnay born 07.01.1842 - died 24.02.1906

Joseph Donnay was born Oktober 2nd, 1863 in Liege by 1st marriage to unknown?

FNJD Married Elisabeth Bertrand in 1842 & had 3 additional kids with sons being Joseph Donnay(previous marriage) & Henri Hubert Donnay(1878). All men were listed as armuriers.

Then I noticed a Joseph Donnay of Liege expiring in 2013 & 2014(at least 1 was an armurier). Ah, let me look again a bit closer.

Kind Regards,

Raimey
rse