1. IOR/L/MIL/7/1111 Reference (shelfmark): IOR/L/MIL/7/1111 Title: Collection 16/1 Trial of Watkin's depression range finder for coast batteries. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1882-1883 Extent: 1 file
2. IOR/L/MIL/7/1112 Reference (shelfmark): IOR/L/MIL/7/1112 Title: Collection 16/2 Trial and rejection of Bolton range finder. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1882-1884 Extent: 1 file
3. IOR/L/MIL/7/1113 Reference (shelfmark): IOR/L/MIL/7/1113 Title: Collection 16/3 Proposed trials in England of Major Weldon's new range finder. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1880-1881 Extent: 1 file
4. IOR/L/MIL/7/1114 Reference (shelfmark): IOR/L/MIL/7/1114 Title: Collection 16/4 Lieutenant Colonel Weldon's furlough to count as pensionable service . Collection Area: India Office Records and Private Papers Languages: English Date Range: 1881-1882 Extent: 1 file
5. IOR/L/MIL/7/1115 Reference (shelfmark): IOR/L/MIL/7/1115 Title: Collection 16/5 Weldon range finder: minutes and reports of various ordnance committees. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1882-1885 Extent: 1 file
6. IOR/L/MIL/7/1116 Reference (shelfmark): IOR/L/MIL/7/1116 Title: Collection 16/6 Weldon range finder: adopted by British service and sent to India for trial and report. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1883-1887 Extent: 1 file
7. IOR/L/MIL/7/1117 Reference (shelfmark): IOR/L/MIL/7/1117 Title: Collection 16/7 Weldon range finder: issue to British regiments in India. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1887 Extent: 1 file
8. IOR/L/MIL/7/1118 Reference (shelfmark): IOR/L/MIL/7/1118 Title: Collection 16/8 Weldon range finder: suspension of supply after further trial. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1888 Extent: 1 file
9. IOR/L/MIL/7/1119 Reference (shelfmark): IOR/L/MIL/7/1119 Title: Collection 16/9 Major Walford's depression range finder for coast batteries. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1887 Extent: 1 file
10. IOR/L/MIL/7/1120 Reference (shelfmark): IOR/L/MIL/7/1120 Title: Collection 16/10 Reports on trials of various patterns submitted in response to War Office advertisement. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1888-1890 Extent: 1 file