I am, &c.
P. S.. The figures in the Philosophical Transactions show, by several circumstances, that they all descended, though the relators seemed to think they took up water.
FOOTNOTES:
[3] Dr. Perkins. Editor.
[4] A Letter on Inoculation, which is transferred to a subsequent part of this volume, that the papers on meteorological subjects may not be interrupted. Editor.
DR. PERKINS OF BOSTON, TO BENJAMIN FRANKLIN, ESQ. AT PHILADELPHIA.
[The same Subject continued.]
Read at the Royal Society, June 24, 1756.
Boston, October 23, 1752.
Sir,