TY - JOUR T1 - An Account of the Appearance of an Extraordinary Iris Seen at Chester, in August Last, by E. Halley JF - Philosophical Transactions (1683-1775) VL - 20 SP - 193 EP - 196 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1698.0035 M3 - doi:10.1098/rstl.1698.0035 AU - Halley, E. ER -