Marsden Hartley, El Santo, 1919, oil on canvas, 36 32 in. Collection of the New Mexico Museum of Art. Anonymous gift from a friend of Southwest art, 1919 (523.23P). Photograph by Blair Clark.

From the press release:
New Mexico Museum of Art 100th Birthday Event November 25, 2017

Note: Representative image at left is often cropped for display purposes. Downloaded high-resolution images are not cropped.