Create this optical illusion Autograph project using vertical rows of equilateral triangles. No Y-seams, hand piecing or multiple mirror image pieces. Use the colors suggested in the pattern or change it up with your own preferred palette. Material requirements include: 1 yd light orange; 1 yd medium orange; 1 yd dark orange; 3/4 yd light purple, 1/3 yd medium purple; 1/2 yd dark purple; 1-3/4 yds light aqua; 1-3/4 yds medium aqua; 2 yds dark aqua; 1 yd black fabric for border. 'Autograph' quilt pattern by Ruth Ann Berry of Fabric Therapy and The Quilter's Clinic. Finished size is about 84" x 106".