| Identifier | Title | Date | Level of description | Other information | |
|---|---|---|---|---|---|
| GFA 17/510888 | Glühofen und Abschreckbassin | 1951 | Item: 1 photo | prolonged period of protection | |
| GFA 17/510889 | Glühofen und Abschreckbassin | 1951 | Item: 1 photo | prolonged period of protection |
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