Plain discourses on the laws or properties of matter : containing the elements or principles of modern chemistry : with more particular details of those practical parts of the science most interesting to mankind, and connected with domestic affairs : addressed to all American promoters of useful knowledge / by Thomas Ewell, M.D. of Virginia.

Licence: Public Domain Mark

Credit: Plain discourses on the laws or properties of matter : containing the elements or principles of modern chemistry : with more particular details of those practical parts of the science most interesting to mankind, and connected with domestic affairs : addressed to all American promoters of useful knowledge / by Thomas Ewell, M.D. of Virginia. Source: Wellcome Collection.

Provider: This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)