Kōhon Man'yōshū - Sasaki, Nobutsuna 1872-1963
Edition from preface of "Zōho", vol. 10. - Revision of 1926 ed. - Includes indexes. - " ... They have brought together all available materials ... and comparing them with the generally accepted edition, that of 1643 ..."–Page 2 of English preface, vol. 10