@book{51800,
	author = {Kingsley, Charles,},
	title = {Town Geology},
	publisher = {Project Gutenberg,},
	year = {2003},
	address = {Salt Lake City, UT :},
	note = {Preface -- The soil of the field -- The pebbles in the street -- The stones in the wall -- The coal in the fire --- The lime in the mortar -- The slates on the roof.},
	url = {https://www.gutenberg.org/ebooks/10251}
}