Vol. 2, pt. 1: 2. editio, 1957. The part is reproduced from the 1939 ed. destroyed by war.
Vol. 2, pt. 2-3 published by Officina Salesiana.
Vol. 2 includes title pages of the planned but unpublished 1598 ed.
Vol. 2, pt. 3 incorrectly numbered "tomus III, pars tertia." Publication date, 1963?, incorrectly given as 1961.
Vol. 1 has imprint: Romae, Pontificia Universitas Greogriana; Monachii Bavariae, Officina Salesiana.