TY - JOUR T1 - On a New Metal, Found in Crude Platina JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 94 SP - 419 EP - 430 PY - 1804/01/01/ UR - http://dx.doi.org/10.1098/rstl.1804.0019 M3 - doi:10.1098/rstl.1804.0019 AU - Wollaston, W. ER -