CADWALLADER COLDEN TO B. FRANKLIN. 20 May, 1752.
Concerning Theories of Light
JOHN PERKINS TO B. FRANKLIN. 3 August, 1752.
Respecting the Number of Deaths in Boston by
To John PERKINS. 13 August, 1752.
Concerning the Smallpox in Philadelphia
To CADWALLADER COLDEN. 14 September, 1752.
Remarks on Mr. Colden's Theory of Light.
Translation of Electrical Papers into French
CADWALLADER COLDEN TO B. FRANKLIN. 24 Oct. 1752.
Cause of the Cohesion of the Particles of Matter. -
Concerning a Translation of a German Writer's Re-
marks on Mr. Colden's Philosophical Principles
Physical and Meteorological Observations, Conjectures, and
JOHN PERKINS TO B. FRANKLIN. 16 October, 1752.
JOHN PERKINS TO B. FRANKLIN. 23 October, 1752.
Further Remarks on Water-Spouts
W. MERCER TO B. FRANKLIN. 11 November, 1752.
Description of a Water-Spout at Antigua
To John PERKINS. 4 February, 1753.
Water-Spouts and Whirlwinds compared
TO JAMES Bowdown. 28 February, 1753.
Relating to the Transit of Mercury in 1753
To JARED Eliot. 12 April, 1753.
Properties of Water. Notice of the Author's
Writings in France
John PERKINS TO B. FRANKLIN. 14 May, 1753.
John PERKINS TO B. FRANKLIN.
Water-Spouts and Whirlwinds .
Observations on the Meteorological Paper; by a Gentleman
Observations in Answer to the Foregoing; by B. Franklin