[Sermon] Charles W. Penrose: Remarks on Union, JD 20:122 - 129 (1)
-- Feb 2, 1879
[Sermon] John Taylor: Remarks, JD 20:138 - 142 (1)
-- Mar 2, 1879
[Sermon] John Taylor: The Interest of Humanity Should Be Observed, JD 20:256 - 267 (1)
[Sermon] John Taylor: The Natural Weakness of Men - The Necessity of Charity - The Purpose for Which the Gospel Was Revealed - The Spirit that Should Prevail Regarding Cooperative Institutions - The Folly of Dissension, JD 20:158 - 171 (1)
-- Mar 9, 1879
[Sermon] Orson Pratt: Discourse by Elder Orson Pratt, JD 20:142 - 157 (1)
-- Apr 6, 1879
[Sermon] Erastus Snow: Parable of the Fig Tree - The Rise of the Latter - Day Work - Organization of the Church - Its Subsequent Progress and Development - The Manner of Calling God's Servants - Duties of Church Officers - The Saving Power of Truth - The Disobedient and Idle Condemned - Liberality of the Gospel Plan, JD 20:180 - 187 (1)
[Sermon] George Q. Cannon: Influence of the Latter - Day Saints - Their Mission - The Marriage Relation - Capital and Labor - Religious Liberty, JD 20:195 - 205 (1)
-- Apr 7, 1879
[Quorum of the Twelve] Moses Thatcher ordained. (2)
[Sermon] Lorenzo Snow: Blessings of the Gospel Only Obtained By Compliance With the Law, JD 20:187 - 192 (1)
-- Apr 8, 1879
[Sermon] Brigham Young:, Jr The Growth of Zion - Benefits of Seeking Counsel From the More Experienced, JD 20:171 - 173 (1)
[Sermon] John Taylor: Opening of the Last Dispensation - Development of the Work of God - Sending Forth Missionaries - Usefulness of the Sisters - Improvement Associations - Education - Cooperation, JD 20:174 - 180 (1)
[Sermon] Joseph F. Smith: Duties of the Saints in Temporalities - Implicit Obedience Requisite - Church Interests Carefully Guarded - Gathering the Poor - Home Industries, JD 20:341 - 347 (1)
[Sermon] Moses Thatcher: Manifest Blessings of God to the Saints - Proper Education of the Young - Infidelity the Result of Ignorance, JD 20:192 - 195 (1)
Footnotes:
1 - Journal of Discourses, http://jod.mrm.org
2 - Wikipedia, Chronology of the Quorum of the Twelve Apostles (LDS Church), http://en.wikipedia.org/wiki/Chronology_of_the_Quorum_of_the_Twelve_Apostles_(LDS_Church)
Mormon History Timeline /Chronology
http://lds-church-history.blogspot.com/