Secondary Sources ~ Charles Mastertown

An apology for the Northern Presbyterians in Ireland: wherein requiring a subscription to the Westminster Confession of Faith, as a condition of ministerial communion among them is justify’d : in answer to the Seasonable advice from Dublin and other late performances : publish’d in opposition to the practice of the best Reform’d Churches, relating to creeds and confessions by Mastertown, Charles (WCF)
The doctrine of the holy trinity explain’d and asserted from the holy scriptures.: Being a vindication of what is contain’d in the Westminster Confession of Faith and Catechisms, and other protestant confessions, upon that subject. Wherein the most important questions relating to that doctrine are clearly and succinctly treated…together with practical observations on each head by Mastertown, Charles (WSC)