Observations and conjectures on the nature and properties of light, and on the theory of comets. By William Cole.

Colchester : printed and sold by W. Keymer: sold also by Mr. Fletcher, Oxford; Mr. Paris, Cambridge; Mr. Martin, Optician, Fleet-Street, and Mr. Robinson, Paternoster-Row, London, MDCCLXXVII. [1777]

[4],66,[6]p.,plate ; 80.

ESTC T106287

Electronic reproduction. Farmington Hills, Mich. : Thomson Gale, 2003. (Eighteenth century collections online). Available via the World Wide Web. Access limited by licensing agreements.