1. IOR/V/26/610 Reference (shelfmark): IOR/V/26/610 Title: Mineral Products: General Collection Area: India Office Records and Private Papers Languages: English Date Range: 1914-1946 Extent: 2 volumes
2. IOR/V/26/610/2 Reference (shelfmark): IOR/V/26/610/2 Title: Mica Enquiry (Reuben) Committee 1944-45: Report. Delhi, 1946 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1946 Extent: 1 volume
3. IOR/V/26/610/1 Reference (shelfmark): IOR/V/26/610/1 Title: Bengal and Bihar and Orissa Mining Education (Macpherson) Committee 1913-14: Report. Calcutta, 1914 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1914 Extent: 1 volume