Citations
Consultative meetings 1973 OSCM (1973) P12 : Future policy for Ordnance Survey levelling services, 1973-09, GBR/3296/Maps/CCSA.IM_397_38, IM_397_38. Cambridge University Library. |
|
Consultative meetings 1973 OSCM (1973) P12 : Future policy for Ordnance Survey levelling services, 1973-09, GBR/3296/Maps/CCSA.IM_397_38, IM_397_38. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/239072 Accessed November 14, 2024. |