These are quite unusual on the market; Otis Thompson edited this excellent little periodical dedicated to the experimental Calvinist side of the Second Great Awakening. So, contra Jedidiah Burchard and Charles Finney and pro Asahel Nettleton and Edward D. Griffin, etc. 

Articles include: Examination of Candidates for Ministry, The Pilgrim's Progress [on W. W. Weeks' 19th century version], Persecution, The Nature of Sin, The Burman Mission, Missionary Trials, Hindrances to Piety, Prayer of Faith, How to Conduct Revivals, Waldensians, Repentance Preached to Children, Review of Charles Finney's Sermons [7 separate articles], Wherein is the Work of the Lord, etc., 

Thompson, Otis [ed.]. The Hopkinsian Magazine for 1828 and 1829. Providence. Office of the Investigator. 1829. 576pp.

Half leather, rubbed, hinges through but holding. Text quite good and clean. Leather consolidated and ready for many years of use with some care in handling.