PIGOTT, EDWARD.

An Investigation of all the Changes of the variable Star in Sobieski's Shield, from five Year's Observations, exhibiting its proportional illuminated Parts, and itts Irregularities of Rotation; with Conjectures respecting unenlightened heavenly Bodies. Read February 7, 1805.

(London, W. Bulmer and Co., 1805). 4to. No wrappers as extracted from "Philosophical Transactions" 1805 - Part II. Pp. 131-154 and 2 engraved plates. Clean and fine.

First printing. Pigott is mainly known for his discovery of new comets and variable stars.
"He was a frequent contributor to the "Philosophical Transactions"; his works therein include a number of importent papers on the method of observing stars with a transit instrument."(DSB).

Order-nr.: 42393