President Young Called in half past 3 oclok said that He had been out to pick out a location for a powder mill North East part of the Church farm. ... Brother Young spoke of leaching Earth for Saltpeter. Thought we ought to make our own powder and lead. He spoke of the dealing of the government with us.
[Wilford Woodruff's Journal: 1833-1898 Typescript, Volumes 1-9, Edited by Scott G. Kenney, Signature Books 1993, http://amzn.to/newmormonstudies]