| Document Title: | Botanical Survey of some English Heritage Properties in the North-East Region (Richmond Castle, North Yorkshire) |
| Publication Date: | 1995 |
| Document Type: | Text |
| Description: | Reference available at English Heritage Swindon Library. |
| Document Title: | Botanical Survey of some English Heritage Properties in the North-East Region (Richmond Castle, North Yorkshire) |
| Publication Date: | 1995 |
| Document Type: | Text |
| Description: | Reference available at English Heritage Swindon Library. |