1950s Butterfly Pattern Navajo Rug

Central Reservation 1950s Navajo rug in the Butterfly pattern.  Measures about 45" x 28" with a warp count of 8 per inch and a weft count of 28 per inch.  Hand-woven on a Navajo vertical loom with hand spun wool and aniline dye.  Unknown weaver.  In excellent used condition, no stains or missing stitches or restoration.  Includes certificate of appraisal ($700.00).