| Project | Location | Year | Publication | Links |
|---|---|---|---|---|
| New Post Office Building Dortmund, Mallinckrodtstraße | Dortmund, Mallinckrodtstraße | 1928 | ||
| Telephone Exchange Hamburg, Niedernstraße | Hamburg, Niedernstraße | 1928 | ||
| New Post Office Building Magdeburg, Listemannstraße | Magdeburg, Listemannstraße | 1928 | ||
| Transmitter Building Königsberg | Königsberg | 1928 | ||
| Telephone Exchange Berlin, Winterfeldtstraße | Berlin, Winterfeldtstraße | 1928 | ||
| Board Room in the Postal Checking Office Stuttgart | Stuttgart | 1928 |