Retro Rags: Funky Fabric Books by Traci Bautista Join mixed media artist Traci Bautista's class as she teaches a day long workshop in creative collage books, or 'retro rags'. The process is fun and fast, perfect for students 10 to 100. You see how to dye a variety of cloth and paper, make and use stamps and stencils, transfer images, assemble mini collage covers, stitch in designs, create your own doodles and assemble the pages in a secure decrative latch-hook spine.