The complete set of 36 textures. I scanned it with all the last 4 posts. It gives a better quality than than taking a picture of my notebook, nevertheless the Photoshop adjustments did not go so well as far as compensating for the thin paper that shows ink through and the bad consequent pencil texture.
Here is my 18 sections and some extra I did when I realized I had not understood what the purpose of the exercise was exactly. It can be observed in order top to bottom, the evolution of my concepts.