Evidence exists that she had by this time entered into a partnership with goldsmith Thomas Sarbitt; a mark from 1746-47 attests to this, as does another registered in 1748-49.
No record of her hallmark is known past 1754, indicating that she may have closed the business down in that year.
[2] A George II sauce boat hallmarked "Dorothy Mills", produced in conjunction with Thomas Sarbitt and dating to 1748, is owned by the National Museum of Women in the Arts.
[1] The Minneapolis Institute of Arts is possessed of a cream jug attributed to Mills and Sarbitt and dated 1749/50.
[3] A tray possibly made by Dorothy Sarbitt in conjunction with Daniel Shaw, dated 1754, is in the collection of Hillwood Estate, Museum & Gardens.