@book{90731,
	author = {Bruce, H. Addington},
	title = {The Mentor: Great American Inventors, Vol. 1, Num. 29, Serial No. 29},
	publisher = {Project Gutenberg,},
	year = {2015},
	address = {Salt Lake City, UT :},
	note = {Release date is 2015-09-06},
	url = {https://www.gutenberg.org/ebooks/49893}
}