@book{bhlitem30151, title = {Natural science }, volume = {v. 3 (1893)}, copyright = {NOT_IN_COPYRIGHT}, url = {https://www.biodiversitylibrary.org/item/30151}, note = {https://www.biodiversitylibrary.org/bibliography/6917}, publisher = {London, Macmillan & Co, [1892-1899]}, author = {}, year = {1893}, pages = {494}, keywords = {Natural history|Periodicals|Science|}, }