| Rhif Cyf Amg | PN/VII/133 |
| Teitl | Letters regarding the Purchase and Delivery of Copper Ingots |
| Disgrifiad | Letters from London metal merchants mainly to F.A. Legg about the purchase and delivery of copper ingots |
| Dyddiad | 6 July 1864 - 6 July 1865 |
| Extent | 1 bundle |