1. IOR/V/23/336, Vol 2 No 10 Art 22 Reference (shelfmark): IOR/V/23/336, Vol 2 No 10 Art 22 Title: Memorandum on the manufacture of tar, by J.D. Smyth. Lahore: Chronicle Press, 1854-55 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1854-1855 Extent: pp. 249-51, diagram