1From Thomas Jefferson to Thomas Beale Ewell, 30 August 1805 (Jefferson Papers)
.... the chemists have filled volumes on the composition of a thousand substances of no sort of importance to the purposes of life; while the arts of making bread, butter cheese, vinegar, soap, beer, cyder Etc remain totally unexplained. Chaptal has lately given the chemistry of wine making. the late Doctr. Pennington did the same as to bread, & promised to pursue the line of rendering...