Dar

الناشرون: <a href='https://dar.bibalex.org/ar/Search/ExactResults.aspx?format_Id=1&publisher=E.%20B.%20Giertsen%20%5Betc.%5D'> E. B. Giertsen [etc.]
المساهمون: <a href='https://dar.bibalex.org/ar/Contributor/ContributorItems.aspx?contributor=Biodiversity%20Heritage%20Library&format_id=1'> Biodiversity Heritage Library
المجموعات: <a href='https://dar.bibalex.org/ar/Collection/CollectionItems.aspx?collection=Biodiversity%20Heritage%20Library&format_id=1'> Biodiversity Heritage Library
التصنيف: <a href='https://dar.bibalex.org/ar/Category/CategoryDetails.aspx?mainCat=Others&format_id=1'> Others

Naturen illustreret maanedsskrift for populaer naturvidenskab.