TY - JOUR T1 - On the Specific Gravity of Alloys JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 150 SP - 177 EP - 184 PY - 1860/01/01/ UR - http://dx.doi.org/10.1098/rstl.1860.0012 M3 - doi:10.1098/rstl.1860.0012 AU - Matthiessen, A. ER -