Surveyed in April 1851. Scale of 1000 Yards to an Inch. A. Bedford, River Surveyor, Calcutta, May 12th 1851. Lithographed & Sold by T. Black, Asiatic Lithographic Press, Calcutta. Annotated by Barlow.
Surveyed in August 1852. Scale of 1,000 yards to an Inch. Arthur Bedford, River Surveyor, Mud Point, August 12th 1852, Beacon Sg. Vessel. Lithographed. Annotated by Barlow.
87 Sketch Of The Hooghly From Cowcolly To Rangafullah.
Scope & Content:
No scale given. Manuscript copy by Barlow. 'The Auckland Channel here drawn is undated but is probably as it appeared circa 1839 or 1840.' Annotated by Barlow: 'I am not aware of any survey of this form of the Auckland having been either engraved or Lithographed. I copied this (fac-simile) from...
Surveyed June 1844. A. Bedford, River Surveyor. Scale 1 inch to 1000 yards. Manuscript tracing by Barlow ('R. Frederick Barlow Transt. July 1844'). Annotated by Barlow: 'No Lithographed or Engraved copies of this exist to my knowledge: I traced from the Original.'
[189a] The Rangafulla, Mud Point, Jellinham And New Bellary Channels.
Scope & Content:
Surveyed in September 1872. Scale 2000 yards to an Inch. F. Laycock, River Surveyor, Megna R.S.V., Sept. 26, 1872. Manuscript copy by Barlow. 'Reduced from the original Chart Lithographed at Calcutta.'
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.
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.
Surveyed January 1876. Scale 2000 Yards = 1 Inch. F. Laycock, River Surveyor, Kedgeree R.S.V., February 14th 1876. Manuscript, on tracing cloth, with additions by Barlow.
March 1880. Scale 3000 Feet to the Inch. Sam. Reed, Offg. River Surveyor, River Survey Dept., March 31 1880. Manuscript copy [apparently of a printed chart]. Manuscript additions by Barlow.