The Irish Bride — Cynthia Bailey-Pratt

Rietta Ferris has been courted before for her wealth. But it is always her younger sister Blanche, beautiful and vivacious, who wins the men's affections. So Rietta, to protect herself, disguises her own beauty, hoping that a gentleman will love her for herself. Sir Nicholas Kirwan's Irish estate has been impoverished by his father's gambling debts, so he's looking for an heiress…but needs love. Historical Romance by Cynthia Bailey Pratt writing as Lynn Bailey; originally published by Jove