@book{87209,
	author = {Perrin, William Gordon, and Vaughan, Herbert S.},
	title = {British Flags: Their Early History, and Their Development at Sea :},
	publisher = {Project Gutenberg,},
	year = {2014},
	address = {Salt Lake City, UT :},
	note = {Release date is 2014-07-22},
	url = {https://www.gutenberg.org/ebooks/46370}
}