00606cam a2200193 4500 1131090218 TxAuBib 20240125120000.0 240123s2024||||||||||||||||||||||||eng|u 72787 Project Gutenberg PGUSA eng TxAuBib Bohr, Niels, 1885-1962. On the Constitution of Atoms and Molecules [Gutenberg] / Niels Bohr. Project Gutenberg, 2024. Project Gutenberg ; 72787 Public domain in the USA. Text. Project Gutenberg ; 72787. http://www.gutenberg.org/ebooks/72787