Vilibald Plaček above, first from the right, balloon is held by his classmate and veteran Karel Matuška, Hat 1950

Vilibald Plaček as an apprentice at the forestry school in Bílá, 1953 - borrowed uniform

Vilibald Plaček in the middle in a hat with the amateur theatre ensemble, Hať 1951

Vilibald Plaček, second from the right, with the amateur ensemble, Hať 1951

Vilibald Plaček pushing a sledge with wood in the back, Bílá 1953

Vilibald Plaček, first from the right, school picture, Hať 1952

Vilibald Plaček above, second from the left, Hať 1951

Vilibald Plaček, third from the right, Hať 1952

Celebration of the 60th birthday of Josef Matuška's father at Vítkovice Ironworks, where he worked as a carpenter in maintenance

The May Day parade in Dolní Benešov, where Karel Matuška worked in the armature factory. Probably the beginning of the 1960s

Wife Vítězslav Matušková standing on a pipe for the construction of a gas pipeline near Velka Polom in the Opava region

Conscripts on the day of conscription into the Czechoslovak People's Army in 1957. Karel Matuška first from the right

Karel Matuška, bottom centre, with colleagues from the socialist labour team in Armaturka Dolní Benešov

Karel Matuška in Czechoslovak People's Army uniform in 1958

Karel Matuška on the left with his friend Karel Poštulka from Bělá

Karel Matuška during basic military service in 1958

Karel Matuška with his wife Siegfried - Vítězslava

V3S's second concert in Strahov at Club 11, the witness is playing the guitar, circa 1984

Vladimír Volman (left) and Petr Rajtora with V3S, mid-1980s

Pollution damage in the Jizera Mountains, 1981

Jizera summit, Jizera Mountains, 1976

Jizera summit, Jizera Mountains, 1992

Jizera summit, Jizera Mountains, 1996

Jizera summit, Jizera Mountains, 2008

Witness Jiří Hušek in the Memory of Nation studio, 2024