Mills & Boom, an English publisher, have been famous for the publication of romance novels since the early 1900s. Their business began to take shape just about the same time when the need for book jacket design was becoming more popular. Like other publishers, Mills & Boom standardized their packaging design in order to stabilize and promote their brand. Through a book cover, publishers can target a particular audience or specify a particular literary genre.
Here are some of my favorites, each one of these was created in the 60s, I particularly found it interesting how these book covers not only resemble movie posters, but also movie stars of the time.