| Title | DeLong Brothers. Card stock |
| Genre | Card stock |
| Form | printed ephemera |
| Call Number | ave_biggert_01699 |
| Date | unknown |
| DOI | 10.7916/D8709CM7 |
| Companies | DeLong Brothers |
| Collector | Biggert, Robert |
| Current Location | Avery Architectural & Fine Arts Library, Columbia University |
| IIIF Manifest |  |
| Locations | Philadelphia, Pennsylvania, United Statesadd_location |