Vogel, D. 1971. The Locations of Joseph Smith’s Early Treasure Quests. Dialogue V27 No. 3, 197-2229.
http://www.dialoguejournal.com/wp-content/uploads/sbi/articles/Dialogue_V27N03_211.pdf
Michael Quinn has provided evidence of Smith’s treasure-digging near the Susquehanna River in 1822.