| LFK | Collection of the Faculty of Philology and Phylosophy, UL | 1600 | Manuscript | 1600-LU-007-0099 | lv | | Yes | No | |
| LFK | Collection of the Faculty of Philology and Phylosophy, UL | 1600 | Manuscript | 1600-LU-011-0045 | lv | | Yes | No | |
| LFK | Collection of the Faculty of Philology and Phylosophy, UL | 1600 | Manuscript | 1600-LU-254-0033 | lv | | Yes | No | |
| LFK | Collection of Bukaiši 6-year Primary School | 1626 | Manuscript | 1626-Bukaisu-6-kl-pamatskola-02-0137 | lv | | Yes | No | |
| LFK | Collection of Jānis Alberts Jansons | 1640 | Manuscript | 1640-Janis-Alberts-Jansons-22-0111 | lv | | Yes | No | |
| LFK | Collection of Vandzene 1st Level Primary School | 1672 | Manuscript | 1672-Vandzenes-pamatskola-0001 | lv | | Yes | No | |
| LFK | Collection of Kursīši 6-year Primary School | 1693 | Manuscript | 1693-Kursisu-pamatskola-01-0207 | lv | | Yes | No | |
| LFK | Collection of Pope Parish 6-year Primary School | 1695 | Manuscript | 1695-Popes-6-klasu-pamatskola-03-0133 | lv | | No | No | |
| LFK | Collection of the Scienctific Committee of the Riga Latvian Society | 1730 | Manuscript | 1730-Rigas-Latviesu-biedriba-21-0012 | lv | | Yes | No | |
| LFK | LFK expedition in 1942 | 1731 | Manuscript | 1731-LFK-ekspedicija-01-0128 | lv | | Yes | No | |
| LFK | LFK expedition in 1942 | 1731 | Manuscript | 1731-LFK-ekspedicija-03-0036 | lv | | Yes | No | |
| LFK | Collection of Viļķene Primary School | 1766 | Manuscript | 1766-Vilkenes-pamatskola-04-0019 | lv | | Yes | No | |
| LFK | Collection of Gavieze J. Zālītis Primary School | 1772 | Manuscript | 1772-Gaviezes-pamatskola-06-0045 | lv | | Yes | No | |
| LFK | 1th scientific expedition in Ilūkste | 1800 | Manuscript | 1800-ekspedicija-Ilukste-02-0125 | lv | | Yes | No | |
| LFK | 1th scientific expedition in Ilūkste | 1800 | Manuscript | 1800-ekspedicija-Ilukste-02-0128 | lv | | Yes | No | |
| LFK | 1th scientific expedition in Ilūkste | 1800 | Manuscript | 1800-ekspedicija-Ilukste-02-0135 | lv | | Yes | No | |
| LFK | 1th scientific expedition in Ilūkste | 1800 | Manuscript | 1800-ekspedicija-Ilukste-02-0165 | lv | | Yes | No | |
| LFK | Collection of Hugo Riekstiņš | 55 | Manuscript | 0055-Hugo-Riekstins-0036 | lv | | Yes | No | |
| LFK | Collection of Valerjans Zondaks | 222 | Manuscript | 0222-Valerjans-Zondaks-01-0002 | lv | | Yes | No | |
| LFK | Collection of Jānis Rečis | 372 | Manuscript | 0372-Janis-Recs-0063 | lv, lg | | Yes | No | |