[6] In 1926, she returned to Glacier National Park, this time as the guest of the Great Northern Railway, commissioned to paint scenes of life among the Blackfeet, including portraits of the tribal leaders.

[10] She painted a life-sized portrait of Los Angeles suffragist and clubwoman Florence Collins Porter in 1930.

[12] However, another Los Angeles Times critic commented that the portraits "command my respect and admiration--and yet I do not personally like them.

[20] Leighton's paintings continue to be collected and exhibited, often in shows about women artists in the American West.

[21] The Smithsonian American Art Museum has one painting by Leighton in its collection, a portrait of Iron Eyes Cody.