@book{bhlitem20061, title = {The Edinburgh new philosophical journal }, volume = {v.49 (1850)}, copyright = {Public domain. The BHL considers that this work is no longer under copyright protection.}, url = {https://www.biodiversitylibrary.org/item/20061}, note = {https://www.biodiversitylibrary.org/bibliography/33987}, publisher = {Edinburgh, A. and C. Black [etc.], }, author = {}, year = {1850}, pages = {428}, keywords = {Periodicals|Science|}, }