Vintage 3 framed floral prints under glass w/velvet lined golden highlights

These are a set of vintage framed floral prints, likely part of a set of four.
Each print features a still-life floral arrangement under glass.
The prints have an olive green velvet mat and gold inner liners.
The outer frames are made of distressed wood/gilt.
Some prints in the collection may be signed, possibly "A. Dupina
These are precious & have a few dings shown in photos like the scratch on the backside & the two are missing a binder pin that holds the back on, some of the velvet lining has rubbed off in spots , but it adds to the charm of these photos all are signed