Black-White Chapter Illustrations

I’m preparing a personal-growth nonfiction book and I want each of the ten chapter openers to feel instantly inspiring. For that, I need ten cohesive, black-and-white illustrations—one per chapter—that sit at the top of the heading page and introduce the theme that follows... (Budget: $30 - $250 USD, Jobs: Book Design, Character Design, Concept Art, Graphic Design, Illustration, Illustrator, Photoshop, Print Design)