Conversations on chemistry : in which the elements of that science are familiarly explained and illustrated by experiments : to which are now added explanations of the text, questions for exercise, directions for simplifying the apparatus and a vocabulary of terms, together with a list of interesting experiments Comstock, J. L. (John Lee), 1789-1858. Chemical Phenomena 9th American from the 8th London ed., rev., corr., and enl Hartford : Cooke, 1824 Text Illustrations Plates xii, 383 p., 16 leaves of plates nlm:nlmuid-0205323-bk 0205323 http://resource.nlm.nih.gov/0205323 English The National Library of Medicine believes this item to be in the public domain : https://creativecommons.org/publicdomain/mark/1.0/