Content Description: Consists of two essays, two lectures, and one letter written by Zabdiel Boylston Adams (1793-1855): "Introductory Lecture, Delivered at the Exchange Coffee House, Boston Nov. 19th, 1817"; a lecture "Delivered before the 'Auxiliary Society for the Suppression of Intemperance,' at Dr. Porter's church in Roxbury, Nov. 10th, 1824"; an essay "On the changes induced on air by respiration," undated; an essay titled "Whether consciousness constitutes personal identity," undated; and a letter...