| 1 | | Opening of Baltic Study Fund | | Dagmāra Vallena's (Radio Free Europe) collection, recorded in the 1970s–1980s in the US | 5 | 188 | NMV
| | | Audio | |
| 2 | | Seminar with I.G.C. | | "The House" in Riga, Latvia in 1995 and 1996 | 8 | 310D | NMV
| | | Audio | |
| 3 | | Seminar of "House" project | | "The House" in Riga, Latvia in 1995 and 1996 | 8 | 310E | NMV
| | | Audio | |
| 4 | | Seminar of "House" project | | "The House" in Riga, Latvia in 1995 and 1996 | 8 | 310F | NMV
| | | Audio | |
| 5 | | M. Kūle in the seminar of "House" project | | "The House" in Riga, Latvia in 1995 and 1996 | 8 | 310G | NMV
| | | Audio | |
| 6 | | Seminar of "House" project | | "The House" in Riga, Latvia in 1995 and 1996 | 8 | 310H | NMV
| | | Audio | |
| 7 | | Aiz azara malni meži | | 10th scientific expedition in Rēzekne and Ventspils districts | 1930 | | LFK
| | 1956 | Audio | |
| 8 | | Puortecēju Daugaveņu sasolušu, nasoluš' | | 10th scientific expedition in Rēzekne and Ventspils districts | 1930 | | LFK
| | 1956 | Audio | |
| 9 | | Kam, māmeņa, tu audzēji | | 10th scientific expedition in Rēzekne and Ventspils districts | 1930 | | LFK
| | 1956 | Audio | |
| 10 | | Dzied | | 10th scientific expedition in Rēzekne and Ventspils districts | 1930 | | LFK
| | 1956 | Audio | |
| 11 | | Dzied | | 10th scientific expedition in Rēzekne and Ventspils districts | 1930 | | LFK
| | 1956 | Audio | |
| 12 | | Rūtoj saule, rūtoj bite | | 10th scientific expedition in Rēzekne and Ventspils districts | 1930 | | LFK
| | 1956 | Audio | |
| 13 | | Ai jel manu vecu tēvu (leitis) | | 15th scientific expedition in Liepāja | 1955 | | LFK
| Liepāja | 1961 | Audio | |
| 14 | | Lūk, pār lauku krauklīts laižas | | 11th scientific expedition in Aizpute and Kuldīga districts | 1935 | | LFK
| Aizpute | 1957 | Audio | |
| 15 | | Dzied | | 11th scientific expedition in Aizpute and Kuldīga districts | 1935 | | LFK
| Aizpute | 1957 | Audio | |
| 16 | | Māte mīļā, kam tu raudi | | 11th scientific expedition in Aizpute and Kuldīga districts | 1935 | | LFK
| Aizpute | 1957 | Audio | |
| 17 | | Lineni, muni lineni, rūto, rūto (1958) | | 12th scientific expedition in Ludza, Abrene and Kārsava districts | 1940 | 1940, 7142 | LFK
| | 1958 | Audio | |
| 18 | | Rūto bite, rūto saule, rūto, rūto (1958) | | 12th scientific expedition in Ludza, Abrene and Kārsava districts | 1940 | 1940, 7130 | LFK
| | 1958 | Audio | |
| 19 | | Kur, puisīti, tu dabūji tādu melnu kumeliņu (1933) | | Folklore materials processed by Pēteris Barisons | 1378 | 124 | LFK
| | | Audio | |
| 20 | | Agri, agri pīlaseju (1933) | | Folklore materials processed by Pēteris Barisons | 1378 | 195 | LFK
| Līvāni | | Audio | |