Maps
| Place Name | De Beer Diamond Mine |
| Title | Diagram of claims |
| Date | 1887 |
| Scale | [ca. 32 mm to 100 ft.] |
| Dimensions | 39.8 x 30.2 cm |
| Place of Publication | Cape Town |
| Publisher | W. A. Richards |
| Date Published | 1883 |
| Series | G |
| series No | 34 |
| Year | 1883 |
| Source | Annexures to the Votes and proceedings of the House of Assembly/Legislative Council |
| Source Volume | II |
| Source Date | 1883 |