Lawyers or notaries can act as "locum tenens" counsellor. Meanwhile, Yeremya Der Sahagian acted as locum tenens (caretaker). He served as a locum tenens following the death of Patriarch Gregory VII in 1924. While away, her niece Dr. Margaret Haslam, acted as "locum tenens". Billinton was locum tenens, or caretaker, for Locomotive Engineer D. E. Mor Severius Jamil Hawa Archbishop of Baghdad and Basra,the Patriarchal Locum Tenens. Despite his imprisonment, he remained technically locum tenens until his death in 1937. In the event of the death of the patriarch, the governor became a locum tenens. He concurrently served as "locum tenens" ("proedros") of the Metropolis of Chalcedon until April 1389. Patriarch Constantine had him [[locum tenens]] of the patriarchal Greek Church in 1827. "Locum tenens" is a Latin phrase meaning "place holder", akin to the French "lieutenant".