[Joseph Smith] Oliver Cowdery arrives to help Joseph by acting as a scribe for the translation of the Book of Mormon. (1)
-- 1829, April 5
[Joseph Smith] (age 23)Oliver Cowdery arrives in Harmony to serve as scribe for the Book of Mormon; translation resumes on April 7. (2)
-- 1829 Apr 5
[Lucy Mack Smith] Oliver Cowdery arrives in Harmony, Pa. (3)
-- April 06, 1829 to June 16, 1829
Translation of the Book of Mormon (4)
-- Monday, April 06, 1829
Oliver assists Joseph w/business. (4)
-- 6 Apr. 1829
[Lucy Mack Smith] Joseph buys 13.5 acres from Isaac Hale, securing title on 25/26 August 1830. (5)
-- 1829 7 April
Joseph Smith resumed translation of the Book of Mormon with Oliver Cowdery as scribe. (6)
-- 7 Apr. 1829
[Lucy Mack Smith] Oliver Cowdery begins his work as Joseph's scribe. (5)
Footnotes:
1 - http://www.prophetjosephsmith.org/joseph_smith_timeline
2 - Teachings of Presidents of the Church: Joseph Smith, The Church of Jesus Christ of Latter-day Saints, Salt Lake City, Utah
3 - History of Joseph Smith by His Mother: Revised and Enhanced by Scot Facer Proctor Maurine Jensen Proctor
4 - http://www.eldenwatson.net/BoM.htm
5 - Lucy's Book: A Critical Edition of Lucy Mack Smith's Family Memoir, Edited by Lavina Fielding Anderson, 2001, Signature Books
6 - http://www.lds.net/forums/scripture-study-forum/12108-church-chronology-1800-2000-part-1-a.html#post214550
Clair Barrus