Dagg’s Work, Manual of Theology is a full fledged systematic theology from a Reformed perspective. He was Baptist.
Alexander, Archibald – Thoughts on Religious Experience is kind of a philosophical work on salvation.
In this 22 chapter doctrines book, Berkhof (Presbyterian and Reformed) looks at some typical systematic theology themes: Revelation, Scripture, Nature-Names-Attributes of God, the Trinity, Creation, Divine Decrees, Providence, Man, Sin, States and offices of Christ, Salvation and Sanctification.
This work, All of Grace, is a compilation of thoughts for Christian believers.
In this 12 chapter book by Reid, he examines the Blood of Jesus, in its power, purpose, as the gift of God, in its regenerating, how to use it (faith), it is the essence of the Gospel, and testimony.
Gospel of the Comforter by Steele is a 36 chapter work on the Holy Spirit and different aspects of Him (1897).
The Carnal Mind by Harmon Allen Baldwin is a 30 chapter work on the carnal mind, defining terms, biblical view, what is evil, guilt, pollution, self-denial, oppositon to light, etc.