COMETS.
RARE Book
Der Winthrop, John, 1714-1779. *XE Two lectures on comets, by Professor Win- .189 throp, also, An essay on comets, by A. Oliver, 19 jun. esq. With sketches of the lives of
Professor Winthrop and Mr. Oliver. Likewise,
a supplement, relative to the present comet of 1812.
Boston: Published by W.Wells and T.B.Wait and Co.T.B.Wait and Co.Printers. 1811.
& ) (See next card)
MB