TY - JOUR T1 - Experiments and Observations to Investigate the Composition of James's Powder. By George Pearson, M. D. F. R. S.; Communicated by Sir Joseph Banks, Bart. P. R. S. JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 81 SP - 317 EP - 367 PY - 1791/01/01/ UR - http://dx.doi.org/10.1098/rstl.1791.0024 M3 - doi:10.1098/rstl.1791.0024 AU - Pearson, G. AU - Banks, J. ER -