The collection includes rare photographs and postal cards from the period 1904-1918. Subjects cover mainly the military conflicts, which devastated Macedonia in the beginning of the 20th c., the Fighters (Makedonomachoi) and several battles that took place during the Balkan Wars and the World War I. The collection is an important source of military history.

The collection includes rare photographs, some of which were published in the early 1900s. A variety of subjects is being illustrated: Greeks and Bulgarians, the stars of the military encounters known as the Macedonian Struggle. Representatives of the Youngturkish movement, important historical events such as the Ilinden uprising, the Macedonian Struggle, the Youngturkish movement, the Balkan Wars, World War I etc. In addition, the collection illustrates some least known but shcoking events of the time like the Abbot kidnapping, the Simota Case, the Chevallier Case etc. The collection is an exceptional sample of the topography and the anthropography of that time.

The collection includes postal cards from the period 1904-1918. They depict places of Macedonia, economic activities of the rural population and portraits of Macedonian Fighters (Makedonomachoi). Most of the postal cards have notes in French.

The collection includes rare photographs, some of which were published in "Le Monde illustré" (1903, 1908) and "L’Illustration" (1876, 1903, 1908, 1909) magazines, as well as early postal cards (19th-20th c.). Various subjects are depicted: Greeks and Bulgarians, stars of the military and diplomatic campaign of that period, important historical events, such as the Ilinden uprising, the Macedonian Struggle, the Youngturkish movement, the Balkan Wars, the World War I etc. The collection is an exceptional sample of the topography and anthropography of that period

The photographic material of the archive emanates from various sources. The main subject of the collection is Greek Vlachs, whereas an important part includes the unknown -until recently- artistic creations of brothers Manakia, the photographers who were the pioneers of the cinema in the Balkans. The collection depicts scenes from the late 19th and the early of the 20th century; included are photographs of typical patters of settlements and Vlah population around 1900. Considering the collection as a total, helps reversing several stereotypical theories as well as understanding the various cultural, social and economic identities of the Vlach populations.

The photographs depict the period of military conflicts in Macedonia during 1904-1908. Available is also photographic material from the First Balkan War (1912). There are pictures of cultural and musical associations of Macedonia, as well as of social and school activities. The majority of the photographs portrays military guerrilla groups and portraits of Greek Macedonian Fighters (Makedonomachoi).

The album includes 423 photographs of the period 1904-1908, which depict cities and communities/towns of Greek Macedonia, the social and economic life in villages of Greek Macedonia, as well as the urban landscape of Thessaloniki.

The material covers two periods: the first part refers to the year of 1916 and the second to the period of 1920-1922, with emphasis on September 1922.G. Bousios' political correspondence with politicians, members of the armed forces and other officials of Macedonia on the occupation of Grevena and the course of the First World War.Also, political correspondence, during G. Bousios' term of office as Minister of Interior (1922), as well as of the two previous years.