Text ( visual ) : unmediated Essays on language, mind and matter, 1919-26 / Bertrand Russell ; edited by John G. Slater with the assistance of Bernd Frohmann. -- London : Routledge , 1994. -- xl, 658 p., [9] p. of plates : facsims., port. ; 24 cm. -- (The collected papers of Bertrand Russell / general editor, John Passmore ; v. 9). -- First published in 1988 by Unwin Hyman ; Bibliography: p. 607-643 ; Includes index. -- ISBN 041509917X ; (BA28811557) ; https://ci.nii.ac.jp/ncid/BA28811557 Author Heading(s): Russell, Bertrand ; Slater, John G. (John Greer) ; Frohmann, Bernd. -- Classification(s): LCC : B1649 ; LCC : B1649.R93 ; DC19 : 192 s ; DC19 : 192 ; NDC6 : 133.54 ; NDC8 : 133.5. -- Subject Heading(s): LCSH : Philosophy