By her father's will (Daniel Yerxa), Lydia Yerxa was bequeathed the note of hand against Thomas Pickard of Fredericton for 150 pounds principal and to receive in cash such note and interest to make here 200 pounds lawful money of New Brunswick.
In the 1851 census, living with Barbara (Yerxa) Picard was her widowed sister, Lydia B. Vail. She was then 38 years of age and lived in Fredericton or Douglas.