@book{51228,
	author = {Slocum, F.},
	title = {Stellar parallaxes derived from photographs made with the 20-inch refractor of the Van Vleck observatory,},
	publisher = {[Lithoprinted by Edwards brothers, inc.]},
	year = {1938.},
	series = {Publications of the Van Vleck Observatory.},
	address = {Middletown, Conn.,},
	note = {At head of title : Wesleyan university.}
}