TY - JOUR T1 - A Third Series of Experiments on an Artificial Substance, Which Possesses the Principal Characteristic Properties of Tannin; With Some Remarks on Coal JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 96 SP - 109 EP - 146 PY - 1806/01/01/ UR - http://dx.doi.org/10.1098/rstl.1806.0007 M3 - doi:10.1098/rstl.1806.0007 AU - Hatchett, C. ER -