About the Collection
History and Technology
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In the Media
1983
Gyula Derkovits (Derkovits Gyula )
Fine arts, Popular science
1963
A haza szolgálatában
Home defense, Military technology, Politics, Popular science
1966
Mezőgazdasági növények
Agriculture, Botany, School, training
1982
Béla Bartók 1881-1945 (Bartók Béla 1881-1945 )
Biography, Music, Popular science
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