Citations
Ordnance Survey information paper 21/1999. Enhancing the national topographic database (NTD): an update, 1999-10, GBR/3296/Maps/CCSA.OS_376_52, OS_376_52. Cambridge University Library. |
|
Ordnance Survey information paper 21/1999. Enhancing the national topographic database (NTD): an update, 1999-10, GBR/3296/Maps/CCSA.OS_376_52, OS_376_52. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/244688 Accessed April 25, 2025. |