Some Like to Shock/Behind the Rake's Wicked Wager/Forbidden Jewel of India

Some Like To Shock by Carole Mortimer

With his air of danger it's little wonder that Lord Benedict Lucas is known as Lucifer. Shocking the strait-laced ton holds no fear for him. After a miserable marriage, Genevieve Forster, widowed Duchess of Woollerton is wary of love...and the attention of Lord Benedict!

Behind The Rake's Wicked Wager by Sarah Mallory

No London beauty has managed to tame the incorrigible Jasper Coale, though many have lost their reputations trying. In sedate Bath on a family errand, the viscount expects to find little in terms of entertainment. Miss Susannah Prentess's discreet card parties in Royal Crescent offer a welcome distraction. And the glint in Susannah's hazel eyes tells Jasper he's met his match...

Forbidden Jewel Of India by Louise Allen