Jewelry set owned by the wife of Moses K. Armstrong (1832-906), U.S. congressman and surveyor of territory in what is now Minnesota, North Dakota, and South Dakota.  The dyed horsehair brooch is woven into a flower shape with six petals.  The petals and center are woven separately and then tied together at the back.  The matching pendant earrings consist of three-petaled top segments attached to larger, six-petaled bottom segments.  Used in the 1870s.