TY - JOUR T1 - Observations and Experiments on the Mass of Native Iron Found in Brasil JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 106 SP - 281 EP - 285 PY - 1816/01/01/ UR - http://dx.doi.org/10.1098/rstl.1816.0017 M3 - doi:10.1098/rstl.1816.0017 AU - Wollaston, W. ER -