Why the 1930s, you inquire? The invention of Penguin paperback books, naturally! This new mass market place necessary book covers to be both equally quick to recognize and straightforward to reproduce. Design by Alex Camlin It’s so amazingly tricky to generate one thing fresh and unpredicted for books like these. https://medium.com/@Self-publishing-on-Amazon/5-steps-towards-self-publishing-a-book-55825e563282