| Identifier | Title | Date | Level of description | Other information | |
|---|---|---|---|---|---|
| GFA 11/690789-690791 | Standmodell Giessereiausstellung Belgrad | 1969 | Item: 3 photos | digitized | |
| GFA 17/690789 | Standmodell Giessereiausstellung Belgrad | 1969 | Item: 1 photo | ||
| GFA 17/690790 | Standmodell Giessereiausstellung Belgrad | 1969 | Item: 1 photo | ||
| GFA 17/690791 | Standmodell Giessereiausstellung Belgrad | 1969 | Item: 1 photo | ||
| GFA 20/135.6 | Stahl- und Brückenbau: Stahlbau Verladebrücke | 1931 | Item: 1 photo | digitized |