@book{24110,
	author = {Smith, George Otis, and Calkins, Frank C.,},
	title = {A geological reconnaissance across the Cascade range near the forty-ninth parallel, /},
	publisher = {Govt. Print. Off.,},
	year = {1904.},
	series = {U.S. Geological survey. Bulletin},
	address = {Washington,},
	note = {Subject series: B, Descriptive geology, 41 ; D, Petrography and mineralogy, 28.}
}