TY - JOUR T1 - A Letter from Benjamin Cook, F. R. S. to Peter Collinson, F. R. S. concerning a Ball of Sulphur Supposed to Be Generated in the Air JF - Philosophical Transactions (1683-1775) VL - 40 SP - 427 EP - 429 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1737.0075 M3 - doi:10.1098/rstl.1737.0075 AU - Cook, B. ER -