TY - JOUR T1 - Of the Nature of a Certain Stone, Found in the Indies, in the Head of a Serpent JF - Philosophical Transactions (1665-1678) VL - 1 SP - 102 EP - 103 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1665.0047 M3 - doi:10.1098/rstl.1665.0047 ER -