Letters on the Constitution, Government, and Discipline, of the Christian Church, by John Brown of Haddington, is a series of letters dealing with:

• the divine right of church government
• Christ's headship over the visible church
• the qualifications of church-members
• the private Christian's privileges and power
• the magistrates power in the church
• the problems with Prelacy, church power
• the qualifications of gospel-ministers
• the election of ministers
• the ordination and duty of ministers
• ruling elders and deacons
• the warrant for congregational sessions
• the warrant for classical presbyteries
• the warrant for synods;
• church courts
• scandals and discipline
• church fellowship and separation

...and much more.

110 pages.