19th Century English Heraldic Crest Watercolour

Fine watercolour on card with 12 engraved crests which have been cut out of letterheads and used as decorative elements in a leaded glass window, in period reeded=oak frame which pairs nicely with the reeded framing in the window. The back of the card identifies the owner of each crest as can be seen in the second photo, circa 1870 or before, English
Frame size:
Height 28.5
Width 23cm