1. IOR/V/23/117, Vol 2 Pt 8 No 45 Reference (shelfmark): IOR/V/23/117, Vol 2 Pt 8 No 45 Title: Brick-making machines at Roorkee. Agra: Secundra Orphan Press, 1852 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1852 Extent: pp. 152-65, illus