Purchased from the SMECC collection.
| Company | Bell Labs |
| Year | 1954 |
| Cell Type | Monocrystalline, N-Type |
| Part No. | 109-5 |
| Primary Use | Experimental, |
| Materials | silicon, phenolic, brass |
| Acquisition | Purchased |
| Part No. | 109-5 |
| Primary Use | Experimental, |
| Materials | silicon, phenolic, brass |
| Acquisition | Purchased |