Bibliographic reference
@misc{Opperman H. 1988. An excavation of a Middle Stone Age deposit in Grassridge Rockshelter Sterkstroom District Cape Province.Fort Hare Papers9 pp.51-61.,
}
{"bibtex_key":"Opperman H. 1988. An excavation of a Middle Stone Age deposit in Grassridge Rockshelter Sterkstroom District Cape Province.Fort Hare Papers9 pp.51-61.","bibtex_type":"misc"}---
:bibtex_key: Opperman H. 1988. An excavation of a Middle Stone Age deposit in Grassridge
Rockshelter Sterkstroom District Cape Province.Fort Hare Papers9 pp.51-61.
:bibtex_type: :misc
There are 5 records in XRONOS that cite this reference.
Sites
(2)
Radiocarbon dates
(2)
| Site | Lab ID | Context | Material | Taxon | Method | Uncalibrated age | Calibrated age | References |
|---|---|---|---|---|---|---|---|---|
| Grassridge | Pta-2713 | NA | NA | 6280±70 BP | 7415–6994 cal BP | Opperman H. 1988. An excavation of a Middle Stone Age deposit in Grassridge Rockshelter Sterkstroom District Cape Province.Fort Hare Papers9 pp.51-61. Bird et al. 2022 | ||
| Te Vrede | Pta-3203 | NA | NA | 10000±120 BP | 11929–11211 cal BP | Opperman H. 1988. An excavation of a Middle Stone Age deposit in Grassridge Rockshelter Sterkstroom District Cape Province.Fort Hare Papers9 pp.51-61. Bird et al. 2022 |