TY - JOUR T1 - Observations upon the Effects of Lightning, with an Account of the Apparatus Proposed to Prevent Its Mischiefs to Buildings, More Particularly to Powder Magazines; Being Answers to Certain Questions Proposed by M. Calandrini, of Geneva, to William Watson, M. D. F. R. S. JF - Philosophical Transactions (1683-1775) VL - 54 SP - 201 EP - 227 PY - 1764/01/01/ UR - http://dx.doi.org/10.1098/rstl.1764.0038 M3 - doi:10.1098/rstl.1764.0038 AU - Calandrini, M. AU - Watson, W. ER -