@book{92319,
	author = {Ennis, William D.},
	title = {Flying Machines Today},
	publisher = {Project Gutenberg,},
	year = {2016},
	address = {Salt Lake City, UT :},
	note = {Release date is 2016-03-17},
	url = {https://www.gutenberg.org/ebooks/51481}
}