@book{27234,
	author = {Billings, Marland Pratt, and Williams, Charles R.},
	title = {Geology of the Franconia quadrangle, New Hampshire /},
	publisher = {State Planning and Development Commission,},
	year = {1935.},
	address = {Concord, N.H. :},
	note = {Col. ill. and 1 col. map on folded leaf in pocket.}
}