| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0078 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0079 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0080 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0081 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0082 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0083 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0084 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0085 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0086 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0087 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0088 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0089 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0090 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0091 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0092 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0093 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0094 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-17-0095 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-18-0002 | lv | | Nē | Jā | |
| LFK | 14th scientific expedition in Balvi, Dagda and Krāslava districts | 1950 | Manuskripts | 1950-14-zinatniska-ekspedicija-18-0003 | lv | | Nē | Jā | |