TY - JOUR T1 - An Account of a Pyramidal Appearance in the Heavens, Observed Near Upminster in Essex, by the Reverend Mr. William Derham, F. R. S. JF - Philosophical Transactions (1683-1775) VL - 25 SP - 2411 EP - 2412 PY - 1753/01/01/ UR - http://dx.doi.org/10.1098/rstl.1706.0045 M3 - doi:10.1098/rstl.1706.0045 AU - Derham, W. ER -