| Project | Location | Year | Publication | Links |
|---|---|---|---|---|
| Printed Materials of the City of Frankfurt am Main | Frankfurt am Main | 1928 | Die Form | Locate in Flipbook Map |
| Share certificate with guilloché engraving (Lignite Carbonization Power Plant Hesse-Frankfurt Ltd.) | Frankfurt a. M. | 1928 | Die Form | Locate in Flipbook Map |