1. IOR/X/9128/3/46 Reference (shelfmark): IOR/X/9128/3/46 Title: 46 The Dredge And Bedford's Channels. Scope & Content: Surveyed February & March 1873. Scale 2,000 yards to an Inch. E. Laycock, River Surveyor, Megna R.S.V., March 17th 1873. Bose & Paulit Lith:, No. 21 Lyons Range. Annotated by Barlow. Collection Area: Map Collections Languages: English Date Range: Unspecified Extent: 1 item