Joan Dougherty cheapest Gouache Painting Abstract Art

Mid-century Chicago-area artist Joan Dougherty gouache painting on thick paper, features an abstract composition in vibrant complementary colors, presented in a dark purple mat; ships flat.
Other works of Dougherty are listed in my Etsy shop.

In very good vintage condition with some minimal imperfections, edge wear, some discoloration.
Please view all photos and message me with any questions.

Mat measures approx. cheapest 26" x 20.5"H
Image measures approx. 19.25" x 14"H (paper measures approx. 20.5" x 15.5"H)