The term “Free Church” is more descriptive of a position than a group. It refers to those who were in countries with a state sponsored church, and the free church was a church of a particular denomination but not under state sponsorship.
Strong Systematic Theology is a detailed and extensive Systematic Theology. It might be too complicated for the average Christian. Has a lot of reference notes to other works on various points of Bible doctrine.
This work is only in theWord format at the moment.
Download: Strong Systematic Theology (for theWord).