TY - JOUR T1 - An Extract from the Minutes of the Royal Society, March 16, 1731, Containing an UncommonCase of a Distempered Skin, by John Machin, Sec. R. S. & Prof. Astr. Gresh JF - Philosophical Transactions (1683-1775) VL - 37 SP - 299 EP - 301 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1731.0053 M3 - doi:10.1098/rstl.1731.0053 AU - Machin, J. ER -