@book{70960,
	author = {Newville, Leslie J.},
	title = {Development of the Phonograph at Alexander Graham Bell's Volta Laboratory :},
	publisher = {Project Gutenberg,},
	year = {2009},
	address = {Salt Lake City, UT :},
	note = {Release date is 2009-09-27},
	url = {https://www.gutenberg.org/ebooks/30112}
}