| Title | Herzog Iron Works. Letter |
| Genre | Letters (correspondence) |
| Form | correspondence |
| Call Number | ave_biggert_00673 |
| Date | 1907 |
| DOI | 10.7916/D8ZS47J7 |
| Companies | Herzog Iron Works |
| Collector | Biggert, Robert |
| Current Location | Avery Architectural & Fine Arts Library, Columbia University |
| IIIF Manifest |  |
| Locations | St. Paul, Minnesota, United Statesadd_location |