( conjectural )
1811
Original paper slip text:[1811]
Studies of the "Climate of St. Petersburg" "the result of twenty years of uninterrupted observations at the Academy of Sciences in St. Petersburg" includes list of dates of freezing and melting of ice on river Neva, 15 April 1718 to 23 April 1811
5 p.
JQA—Notes and Memoranda Alphabetical by Subject
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Adams Papers microfilm: reel 237
Original held by:Massachusetts Historical Society
From the collection: Adams Family Papers
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