- Author:
- Horst,U.
- Year:
- 1950
- Title:
- Phase-contrast photography, a new aid for microscopic coal research.
- Foreign title:
- Die Phasenkontrasteinrichtung Als Neues Hilfsmittel fur Mikroskopisch Kohlenuntersuchungen
- Reference:
- Horst,U. (1950) Phase-contrast photography, a new aid for microscopic coal research. [ Die Phasenkontrasteinrichtung Als Neues Hilfsmittel fur Mikroskopisch Kohlenuntersuchungen ] Bergbau und Energiewirtschaft Vol. 3 P.
- Google Academy:
- try to search by title in english or foreign title
| Genus | Species | Country(Region) | From | To |
|---|---|---|---|---|
| Larix | Larix sp | Germany | Namurian A | |
| Pseudotsuga | Pseudotsuga sp | Germany | Namurian A | |
| Triletes | Triletes guerickei sp. nov. | Germany | Namurian A | |
| Triletes | Triletes radiatus | Germany | Namurian A | |
| Triletes | Triletes trigeminus sp. nov. | Germany | Namurian A | |
| Triletes | Triletes trilinguis sp. nov. | Germany | Namurian A | |
| Tsuga | Tsuga sp | Germany | Namurian A |