1. DMO/4 Reference (shelfmark): DMO/4 Title: DMO Secret. General Subjects I Collection Area: Map Collections Languages: English Date Range: 1886-1892 Extent: 1 volume
2. DMO/4/38 Reference (shelfmark): DMO/4/38 Title: Cost of Autumn Manœuvres. Collection Area: Map Collections Languages: English Date Range: 1892 Extent: 1 page
3. DMO/4/29 Reference (shelfmark): DMO/4/29 Title: Instructions for intelligence officers abroad. Collection Area: Map Collections Languages: English Date Range: 1889 Extent: 3 pages
4. DMO/4/15 Reference (shelfmark): DMO/4/15 Title: Notes on foreign military rifle ranges. Collection Area: Map Collections Languages: English Date Range: 1891 Extent: 5 pages
5. DMO/4/18 Reference (shelfmark): DMO/4/18 Title: Particulars regarding foreign rifles. June, 1891. Collection Area: Map Collections Languages: English Date Range: 1891 Extent: 1 page
6. DMO/4/2 Reference (shelfmark): DMO/4/2 Title: Tables showing military expenditure in respective countries. Collection Area: Map Collections Languages: English Date Range: 1886 Extent: 19 pages
7. DMO/4/17 Reference (shelfmark): DMO/4/17 Title: Modern military rifles and carbines. April, 1893. Collection Area: Map Collections Languages: English Date Range: 1893 Extent: 1 page
8. DMO/4/35 Reference (shelfmark): DMO/4/35 Title: Memoranda on fire risk at military coaling stations. Collection Area: Map Collections Languages: English Date Range: 1891 Extent: 4 pages
9. DMO/4/37 Reference (shelfmark): DMO/4/37 Title: 'L'Independence Belge. Letters from Nauticus.' Press cuttings. Collection Area: Map Collections Languages: English Date Range: 1892 Extent: 5 pages
10. DMO/4/9 Reference (shelfmark): DMO/4/9 Title: Notes for the information of officers attending foreign manœuvres. Collection Area: Map Collections Languages: English Date Range: 1889 Extent: 14 pages