@book{43822,
	author = {Williams, Henry Smith, and Williams, Edward Huntington,},
	title = {A History of Science — Volume 4},
	publisher = {Project Gutenberg,},
	year = {1999},
	address = {Salt Lake City, UT :},
	note = {Volume 4: Modern development of the chemical and biological sciences},
	url = {https://www.gutenberg.org/ebooks/1708}
}