 Her work is part of the permanent collections of the Southern Plains Indian Museum and her most treasured honor was having one of her buckskin dresses selected for the collections of the Smithsonian Institution at the National Museum of Natural History.In 1993, Littleman was recognized for her lifetime achievements as the guest of honor of the Twin Eagles Pow wow in Minden, Louisiana.Littleman died on May 26, 2000, at Grady Memorial Hospital in Chickasha, Oklahoma, and was buried the following day in Memory Lane Cemetery of Anadarko.