If you’d like me to adapt this into a full fake “artist entry” with a sketch prompt, thumbnail layout, or even a full page design description (as seen in the actual Sketching from the Imagination books), just let me know.
If you're looking for Sketching from the Imagination: Sci-fi sketching from the imagination sci-fi pdf
Create a "Mood Board" page. Sketch 10 small boxes. In each, draw a simple vehicle using the "rules" of one specific sub-genre. Unlocking the Power of Imagination: A Comprehensive Guide