. Bidrag till kännedom av Finlands natur och folk. Natural history. Antal isdagar i insjöarna och i hafvet. Nombre de jours pendant lesquels la mer et les lacs sont restés couverts de gfai Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Suomen Tiedeseura. Helsingfors, Akademiska bokhandeln

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Keywords: ., bookpublisherhelsingfor, booksubjectnaturalhistory, bookyear1858