1. IOR/F/4/446/10729 Reference (shelfmark): IOR/F/4/446/10729 Title: Scope & Content: Discovery of Minto's channel in the Hooghly river by Captain John Collie - the new channel is surveyed by the Marine Surveyor General Captain Charles Court and is considered to be more favourable to navigation than Thornhill's channel. Collection Area: India Office Records and Private Papers Languages: English Date Range: Mar 1807-Oct 1813 Extent: 1 file