The Secret Scientists of London Books in Order

Lady Violet secretly supports women scientists while working on a confidential project for the Crown. When danger enters her laboratories, her growing feelings for reserved protection officer Arthur challenge both their defenses and his determination to put duty first.

Mathematician Letitia must manage a sanctuary for women scientists while preparing for a prestigious competition. Working beside a nobleman she dislikes brings unexpected attraction, but threats to the institution force them to choose between ambition, loyalty and its survival.

Widowed engineer Margaret returns to London determined to establish her own firm, only to encounter the earl who broke her heart. Their conflicting professional and political goals revive old feelings while testing whether they can build a different future.