OKC MUSEUM OF ART FOCUSES
ON AMERICAN MODERN

From the webpage,
by Nancy Condit

Bellows, The Sand Cart
Images provided

My apologizines for only providing the link, but it looks like a very good show.
Happy note: Thursdays 5 pm and after are $5 and the roof is open all winter.
http://www.okcmoa.com/see/exhibitions/american-moderns/

O'Keefe, Two Yellow Leaves