TY - JOUR T1 - Some Observations Concerning the Substance Commonly Called, Black-Lead, by the Late Dr. Rob. Plot, F. R. S. JF - Philosophical Transactions (1683-1775) VL - 20 SP - 183 EP - 183 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1698.0030 M3 - doi:10.1098/rstl.1698.0030 AU - Plot, R. ER -