[Apostle Wilford Woodruff Journal]
We then Organized the People of that Branch [Pleasant Grove] into the United Order of Zion & Elected their Officers.
We then rode to American Fork & held a meeting at 7 oclok. ... We also Organized that Branch into the United Order.
[Wilford Woodruff's Journal: 1833-1898 Typescript, Volumes 1-9, Edited by Scott G. Kenney, Signature Books 1993, http://amzn.to/newmormonstudies]