Rev. David Baron, was likewise for many years in the Mildmay Mission and companion to Barnett in his travels. He is the founder of the Mission under the title, "Hebrew Christian Testimony for Israel." He is known as a good expositor of Scripture and is author of several books relating to the Jews.
- David Baron, What Think Ye of Christ? An Appeal to the Jews (Kansas: B & L, n.d.), 1–41.
- Elijah Bendor Samuel, David Baron and the Hebrew Christian Testimony to Israel (London: Hebrew Christian Testimony to Isreal, 1943?), 1–161.
- Ronnie McCracken, David Baron A Prince in Isreal (London: Hebrew Christian Testimony to Israel, 1970), 1–184.