C. Letter from Francis Aston (circa 1645-1715), Secretary of the Royal Society, to the astronomer Johann Hevelius (Jan Hevel) at Danzig; 15 Dec. 1682. Autograph. Latin. Concerning Halley's comet and the production of Hevel's globes and celestial atlas. Purchased from Quaritch's, 2 Feb. 1994. P...