Series II: Literary Productions, ca. 1919-1979; n.d.
Manuscripts, ca. 1921-ca.1966; n.d., Edwin Mortimer Standing
Standing, Edwin Mortimer, "Box 07, Folder 15 - "The Catholic Church as 'The Mirror of the World' by the Late Dr. Maria Montessori, Edited and Arranged by E. Mortimer Standing" (Notes from Scrapbook?)(E.M.S.)" (2022). Manuscripts, ca. 1921-ca.1966; n.d., Edwin Mortimer Standing. 8.