The keyword represents a modern collector’s dilemma. It is a search for an object that technically exists but legally shouldn't be shared digitally. It highlights the friction between the "want it now" culture of the internet and the "find it at a con" reality of niche comic art.
If you want finished art rather than roughs, the Art of J. Scott Campbell (IDW Publishing) is widely available in digital format via ComiXology or Kindle. It is not the same as Ruff Stuff , but it satisfies the craving for his style.
6.7" x 9" (Second Edition matches the size of all four volumes). Page Count: 48 pages. Binding: Spiral-bound.
Volume 2 focuses on "grayscale-printed pencil sketches," allowing fans to see the transition of artwork from initial conception to finished reality.
If you own the physical book, you have the legal right to create a (Fair Use laws vary by country, but generally, format-shifting for personal use is accepted, provided you do not distribute it).