Dar

تاريخ النشر: [1910]
الناشرون: <a href='https://dar.bibalex.org/ar/Search/ExactResults.aspx?format_Id=1&publisher=P.F.%20Collier'> P.F. Collier
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

Scientific papers: physics, chemistry, astronomy, geology.