In a world where Fifty Shades of Grey is exhibit A whenever anyone wants to talk about sex-filled romance novels, it can be easy to forget about the ones that came before. You know — the bodice-ripping, Fabio-covered novels you’d find in the magazine section of your local drugstore, all with titles like The Ruthless Swashbuckler’s Virginal Mistress and Unbridled Temptation With the Farmhand’s Son. Yeah. Those ones. But, to...