Benson Halwood Navajo Artist Watercolors

I bought these at Gospel Thrift Store, $25.00 each, Benson Halwood is Navajo Artist, born at Canyon Arizona. In 1988 he won first place at the Pueblo Indian Art Show in Albuquerque New Mexico. First Painting is called "Mittens" Second one is "Shiprock Sunrise" These are actual places in the desert. Amazing as original Price is still on the back of these are $165.00 and $180.00. They are signed and dated 1988. Thanks for looking!