"Contains all the foreign books accepted in the Library of the Supreme Court as of the end of March, 1958, and those of the 'Seikiudo' Library composed entirely of the late Rokuichiro Masujima's collection." Introductory material also in Japanese.
Library has supplement 1 (Apr. 1958-Mar. 1963) and supplement 2 (Apr. 1963-Mar. 1968) bound in 1 v.