1. IOR/R/20/G/85 Reference (shelfmark): IOR/R/20/G/85 Title: Information regarding the Colonial Geological Survey Service, the Colonial Mines Service and meteorogical appointments Colonial Office: Colonial Service Recruitment No 7 (4th edn), Mar 1938 Collection Area: India Office Records and Private Papers Languages: English Date Range: Mar 1938 Extent: 1 volume