There are 6 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 166043 | B. Kröger | Rakvere quarry Oandu - Ordovician 5 - Estonia | Opik (1934) |
| 174342 | B. Kröger | Oandu Oandu - Ordovician 5 - Estonia | Oraspold (1956) |
| 197531 | B. Kröger | Oandu III, outcrop south, Hirmuse Fm. Oandu - Ordovician 5 - Estonia | Põlma et al. (1988) |
| 197532 | B. Kröger | Oandu I outcrop, Hirmuse Fm. Oandu - Ordovician 5 - Estonia | Põlma et al. (1988) |
| 197550 | B. Kröger | Piilse borehole No. 7909, Hirmuse Fm. Oandu - Ordovician 5 - Estonia | Põlma et al. (1988) |
| 197552 | B. Kröger | Ussimägi outcrop, Hirmuse Oandu - Ordovician 5 - Estonia | Põlma et al. (1988) |