1. IOR/X/9128/3/31 Reference (shelfmark): IOR/X/9128/3/31 Title: 31 The Gaspar And Thornhill's Channels. Scope & Content: Surveyed February 1868. Scale 1000 yards to an inch. F. Laycock, River Surveyor, Fame R.S.V., February 25th 1868. Bengal Litho: Press, No. 47 Dhurrumtollah Road, Calcutta. Annotated by Barlow. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item