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An Extract of Signor Cassini's Letter Concerning a Spot Lately Seen in the Sun; Together with a Remarkable Observation of Saturn, Made by the Same
Cassini, S.Volume:
11
Journal:
Philosophical Transactions of the Royal Society of London
DOI:
10.1098/rstl.1676.0033
Date:
January, 1676
File:
PDF, 161 KB
1676