| Title | Langner & Kinnius. Letter |
| Genre | Letters (correspondence) |
| Form | correspondence |
| Call Number | ave_biggert_01648 |
| Date | 1880-1889 |
| DOI | 10.7916/D8PC4DK4 |
| Companies | Langner & Kinnius |
| Collector | Biggert, Robert |
| Current Location | Avery Architectural & Fine Arts Library, Columbia University |
| IIIF Manifest |  |
| Locations | Buffalo, New York, United Statesadd_location |