Text ( visual ) : unmediated Nineteenth-century English books : some problems in bibliography / Gordon N. Ray, Carl J. Weber, John Carte. -- Urbana : University of Illinois Press , 1952. -- xi, 88 p. ; 24 cm. -- (Windsor lectures in librarianship ; 3. [series]). -- At head of title: Third annual Windsor lectures in Librarianship. -- (BA35306022) ; https://ci.nii.ac.jp/ncid/BA35306022 Author Heading(s): Ray, Gordon Norton ; Weber, Carl Jefferson ; Carter, John