10 March 1926
Luigi Cardinal Sincero, Pro-Secretary, Sacred Congregation for the Oriental Church, letter to Pietro Cardinal Gasparri, Secretary of State of His Holiness:




11 March 1926
Pietro Cardinal Gasparri, Secretary of State of His Holiness, letter to Luigi Cardinal Sincero, Pro-Secretary of the Sacred Congregation for the Oriental Church:

28 June 1930
Eugenio Cardinal Pacelli, Secretary of State of His Holiness, letter to Luigi Cardinal Sincero, Secretary of the Sacred Congregation for the Oriental Church:







6 August 1931
Luigi Cardinal Sincero, Secretary of the Sacred Congregation for the Oriental Church, letter to Patrick Cardinal Hayes, Archbishop of New York:



20 August 1931
Eugenio Cardinal Pacelli, Secretary of State of His Holiness, letter to Luigi Cardinal Sincero, Secretary of the Sacred Congregation for the Oriental Church:



11 March 1944
Relocation of the CNEWA Vatican Office, Achille Cardinal Silvestrini, Prefect, Miroslav Marusyn, Secretary:

