Purchased from the SMECC collection.
| Company | Bell Laboratories |
| Year | 1955 |
| Cell Type | Monocrystalline, N-Type |
| Part No. | 68-3 |
| Primary Use | Experimental, |
| Materials | Silicon, acrylic, epoxy |
| Efficiency | 6% |
| Acquisition | Purchased |
Purchased from the SMECC collection.
| Company | Bell Laboratories |
| Year | 1955 |
| Cell Type | Monocrystalline, N-Type |
| Part No. | 68-3 |
| Primary Use | Experimental, |
| Materials | Silicon, acrylic, epoxy |
| Efficiency | 6% |
| Acquisition | Purchased |