@book{90810,
	author = {Olmsted, Frederick Law,},
	title = {Pittsburgh Main Thoroughfares and the Down Town District :},
	publisher = {Project Gutenberg,},
	year = {2015},
	address = {Salt Lake City, UT :},
	note = {Release date is 2015-09-15},
	url = {https://www.gutenberg.org/ebooks/49972}
}