@book{53793,
	author = {Towers, Walter Kellogg,},
	title = {Masters of Space :},
	publisher = {Project Gutenberg,},
	year = {2004},
	address = {Salt Lake City, UT :},
	note = {Release date is 2004-05-01},
	url = {https://www.gutenberg.org/ebooks/12375}
}