This script searches the raw text of the LMLO database. Any occurence of the search phrase will be marked blue, be it in a chant text, a saints's name or elsewhere. Each table gives access to the corresponding office.
| name of feast | PETRUS [the Apostle] |
| X-code | [PT11~12, 21~22] |
| death date of saint | d. 64 |
| type of saint | apostle martyr |
| Kalendar date | Aug. 1 [in chains], June 29 [with St Paul] |
| general notes: not in database | see Petrus [in chains], [the Chair of St Peter] |
| date of transl., invention, etc., and places assoc. with relics | tr. 4th c. |
| abbreviated feastname | _Ptr,a |