Inscriptiones Christianae urbis Romae septimo saeculo antiquiores / edidit Ioannes Bapt. de Rossi. - De Rossi, Giovanni Battista, 1822-1894. (OLS)http://pul/name/4538; Gatti, Giuseppe. (OLS)http://pul/name/7161 (Ex Officina Libraria Pontificia, 1857)
No more published; first pt. of a suppl. edited by G. Gatti, was published in 1915.
Vol.1 has imprint date: Ab anno 1857 ad 1861.
Vol.2, pt.1 published by P. Cuggiani.
Includes bibliographical references.