
Kobalt
pdf
- Author: R. J. Meyer (auth.) R. J. Meyer (eds.)
- Language: German
- Year: 1969

Germanium
pdf
- Author: R. J. Meyer (auth.) R. J. Meyer (eds.)
- Language: German
- Year: 1961

- Author: R. J. Meyer (auth.) R. J. Meyer (eds.)
- Language: German
- Year: 1968

Wolfram
pdf
- Author: R. J. Meyer (auth.) R. J. Meyer (eds.)
- Language: German
- Year: 1969

- Author: R. J. Meyer (auth.) R. J. Meyer (eds.)
- Language: German
- Year: 1968

- Author: R. J. Meyer (auth.) R. J. Meyer (eds.)
- Language: German
- Year: 1965

Gallium
pdf
- Author: R. J. Meyer (auth.) R. J. Meyer (eds.)
- Language: German
- Year: 1972

- Author: R. J. Meyer (auth.) R. J. Meyer (eds.)
- Language: German
- Year: 1967