1890 Engraving, Copyright W. Wellstood & Co NY on the bottom left above the remarque of the individual sheep.
Signed WC Brown on the bottom right.
William Wellstood was an American 19th century artist who lived from 1819-1900.
The engraving is matted and framed with antiglare glass. There is no damage to the glass but the frame has a few imperfection due to its age.