This designing method is based on the traditional Seminole patchwork method.
I have developed tonal columns using paper and then fabric, these have become more fragmented as I have worked.
Paper samples first with working sheet below
Fabric sample 1 [front and back views]
Fabric sample 2 Creating a mosaic pattern
The process of cutting and seaming repeatedly [see working sheet above]. So glad I photographed as I worked as it would have been impossible to appreciate the nature of the changes. Photos show front and back views.