The Chemical Constituents of Piper Methysticum; The Chemical Constitue 67736 [Full title: The Chemical Constituents of Piper Methysticum; The Chemical Constituents of the Active Principle of the Ava Root] [Full author's name: Alice Augusta Ball] [Author: Alice Augusta Ball] [Link: https://www.gutenberg.org/6/7/7/3/67736] [Files: 67736-0.txt; 67736-h.htm] Thanks to Mary Glenn Krause, Les Galloway and the Online Distributed Proofreading Team at https://www.pgdp.net (The University of Hawaiʻi at Mānoa) Regards, Al