He wrote about 150 booklets, pamphlets and leaflets. This can include magazine work, brochures, flyers, books, CD booklets, posters, and similar formats. He started to publish them as limited-edition photocopied booklets in 1978. Posters, postcards, and song booklets of the film adorned shops. It consists of 24 sessions, available as printed booklets and also on 12 DVDs. The original print run consisted of stapled booklets. They discontinued publishing all the books, booklets and magazines published by Armstrong. Heitzig is the author of several books and booklets. All albums feature newly designed booklets and CDs. These new editions include reversible DVD sleeves, collectable booklets and extra features. Small books can be called "booklets". The term "chapbook" is also in use for present-day publications, commonly short, inexpensive booklets. "Astronomy" may include special sections bound into the magazine, such as booklets or posters. Conversational Shawnee booklets and CDs, and a Learn Shawnee Language website are available. Those semi-annual booklets all are out of print.