Southwestern Association of Indian Arts 90th Annual Indian Market Poster, August 20 -21, 2011. Poster Artists: Brother and Sister, Tulane John and Myleka John (Dine). Poster signed by both Artists. 26w" x 16.5h". This is the first collaborative work and the youngest Artist to grace the annual poster. . Tulane (13 years-old) and Myleka (12 years-old) live in Arizona. Their father is sculptor, Alvin John. Their Uncle, David K. John was the Artist for the 82nd poster in 2003.