| Collection | ABDUA University of Aberdeen, Human Culture Collection |
| Object Name | Knife |
| blade |
| Object Number | ABDUA:8208 |
| Other Number Type | E146+29D; McPherson c39 |
| Brief Description | Obsidian knife ? Almost transparent thin strip |
| Dimensions | L: 79mm, B: 8mm |
| Materials | obsidian |
| Associated Object Number | A duplicate record for this object exists: ABDUA:57042 |
| Technique | knapped |
| Place Key | North America, Mexico |
| Field Collector | McPherson, Dr John |
| Aquisition Source | McPherson, Dr John |