Collecting Military Binoculars
Scheme of the Dutch Military Departments/ministries in time
D.v.O. means Departement van Oorlog (Department of War) (1815 - 1927) and (1941 - 1947)
M.v.O. means Ministerie van Oorlog (Ministry of War) [1947- 1959)
D.v.D. means Departement van Defensie (Department of Defence (1928 - 1941)
M.v.D. means Ministerie van Defensie (Ministry of Defence) (1959-...
Until 1923 officers in the Dutch Army were assumed to purchase their own binoculars.
In 1924 the first binoculars were issued by the Army to their Officers.