Philosophical transactions of the Royal Society of London (1666)
Royal Society (Great Britain), United States. Patent Office. Scientific Library, former owner. DSI · London : Royal Society of London · leaf 562
-.,„..■ v.-/ LXX/r Tab .XX.yt.460- … Mr. Pigotts Qbfervations of the Comet of 1783. 461vlfible without being illuminated. With this inftrument thecomet, by the common method, was compared to fears in thelield of the telefcope, and within four minutes on the fameparallel. The places of thofe ftars were afterwards fettledwith the…
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