Project Gutenberg 2024-03-01 Public domain in the USA. 126 Bohr, Niels 1885 1962 Bohr, N. (Niels) Bohr, Niels Henrik David On the effect of electric and magnetic fields on spectral lines $aLondon :$bTaylor & Francis, $c1914. Laura Natal Rodrigues (Images generously made available by The Internet Archive.) https://archive.org/details/londonedinburg6271914lond 20240227034036bohr 1914 UK en Spectrum analysis Atomic spectra Electric fields Magnetic fields QC Text 107112 2025-09-29T04:47:09.000287 text/html 78125 2024-03-01T14:20:46 text/html 560978 2025-09-29T04:47:16.124160 application/epub+zip 558042 2025-09-29T04:47:12.559169 application/epub+zip 99346 2025-09-29T04:47:11.255192 application/epub+zip 568690 2025-09-29T04:47:20.145148 application/x-mobipocket-ebook 475982 2025-09-29T04:47:15.254214 application/x-mobipocket-ebook 12987 2025-09-29T04:47:20.276121 application/rdf+xml 23577 2025-09-29T04:47:11.791235 image/jpeg 4697 2025-09-29T04:47:11.505194 image/jpeg 303360 2025-09-29T04:47:09.220222 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://book.klll.cc/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog en.wikipedia