| Repository | Scottish Catholic Archives |
| Ref No | SCA/SmP/O/3/16 |
| Title | Encyclical Letter of His Holiness Pope Pius XI (ubi arcano dei) |
| Date | 1923 |
| Level | Item |
| AccessConditions | Open for consultation, some sections closed as they hold personal data subject to the Data Protection Act |
| PublnNote | Burns Oates and Washbourne Ltd |