4 Vintage Large Yale solid Brass concealed Key Hole Covers Escutcheons

Description

for sale are 4 vintage large  Yale Concealed Key hole escutcheon covers . They appear to be used  and unused. There is some scuffs and scratches. They were purchased at a recent carpenters estate.  They are solid Brass. I did a magnet test, and they are all non magnetic.  The key hole covers measure 2 1/2'' tall. They measures 1 5/8'' wide. The profile off the door will be 1/2''. They are all marked Yale.  My guess they could be as early as the 1940's Please see all pictures for condition. Ask questions before you bid. Any information will be appreciated. Buyer pays shipping with deliver confirmation usps first class package. thanks for looking.
I have another group of key hole covers currently up for sale.