| Title | Langfeld Bros. & Co.. Bill |
| Genre | Invoices |
| Form | printed ephemera |
| Call Number | ave_biggert_01430 |
| Date | 1915 |
| DOI | 10.7916/D8KP9D85 |
| Companies | Langfeld Bros. & Co. |
| Collector | Biggert, Robert |
| Current Location | Avery Architectural & Fine Arts Library, Columbia University |
| IIIF Manifest |  |
| Locations | Philadelphia, Pennsylvania, United Statesadd_location |