Cox details the evidence for the doctrine of the Trinity in the Bible looking dozens of different angles.
In this very short 2 chapter work, Austin-Sparks (Deeper Life) presents us with the “horizoned by glory”. To be horizoned by something is to be completely overwhelmed by it.
Anon Basic Christian Doctrine is a 50 Chapter doctrines book that is anonymous.
Robert Shaw’s short 1 chapter work on God and the Holy Trinity is an excellent collection of observations and verses that defend the Trinity.
Dabney was a Baptist, and this work is his Systematic Theology. Dabney was also Calvinistic.
In this 5 chapter work on Bibliology, Warfield (Presbyterian) presents us with the History of the Bible, the structure, the teaching, special characteristics of the Bible, and the impossibility of accounting for the Bible.
Charles Hodge’s great systematic theology work is a well known Reformed/Calvinist theology. It is extensive.