TY - JOUR T1 - Extract of a Letter concerning Electricity, from Mr. B. Franklin to Mons. Delibard, Inclosed in a Letter to Mr. Peter Collinson, F. R. S. JF - Philosophical Transactions (1683-1775) VL - 49 SP - 305 EP - 309 PY - 1755/01/01/ UR - http://dx.doi.org/10.1098/rstl.1755.0053 M3 - doi:10.1098/rstl.1755.0053 AU - Franklin, B. ER -