Paper, 'Experiments on ammonia, and an account of a new method of analyzing it, by combustion with oxygen and other gases' in a letter to Humphry Davy from Will [William] Henry Subject: Chemistry Published in Philosophical Transactions as 'Experiments on ammonia, and an account of a new method of analyzing it, by combustion with oxygen and other gases; in a letter to Humphry Davy, Esq. Sec. R. S. &c. from William Henry, M.D., F. R. S. V. P. of the Lit and Phil Society, and physician to the infirmary, at Manchester'. Read 18 May 1809. Abstract published in Abstracts of the Papers Printed in the Philosophical Transactions of the Royal Society of London [later Proceedings of the Royal Society of London], Volume 1, 1832. [1809]