Architect Karel Hubáček (right) with structural engineer Zdeněk Patrman, author of the pendulum first used on Ještěd, 1960s

The first workplace - in Dvůr Králové, the chimpanzee female Pavlína fell in love with the young zoologist Jiroušek

Ivana Hubáčková (left) with a friend during President Václav Havel's visit to Liberec, 1990

Meeting with a fellow herpetologist in Bombay, India - 1981

Architect Karel Hubáček at the drawing board in the SIAL studio, late 1990s

Father-in-law Karel Hubáček during archery, Proseč nad Nisou, 1954

Receiving the Jihlava City Award for lifetime work for the city of Jihlava from the hands of Mayor Rudolf Chloupek

Press conference at the dismissal of the head of the Zoological Garden in Jihlava, 2005

At the lecture with his son

Mireia Ryšková with her parents, first university graduation, Prague, 1975

Mireia Ryšková (left) in front of the Faculty of Arts, Charles University with French translator Václav Jamek (right) and translator and writer Vlasta Macková Dufková, early 1970s

Mireia Ryšková (centre) during her studies at the Faculty of Arts, Charles University, art history-themed outing, circa 1971

Mireia Ryšková (third from right, top row) at a secret Salesian cottage, likely 1970s

Mireia Ryšková with mother Helena Ryšková, second university graduation, Prague, 1976

Mireia Ryšková returning from Bulgaria, likely late 1960s

Mireia Ryšková before her graduation ball, 1969

Mireia Ryšková (centre) with Odeon colleagues (left: head of the art department Václav Rein, editor of the art department Jitka Hamzová, Spanish literature editor Hodoušek), likely 1980s

A photo from the monitoring of M. Ryšková as part of the 'Preacher' signal file, 1978

Mireia Ryšková with the sisters from Passau, Germany during their visit to Prague, 1990s

Mireia Ryšková (sitting in front) on a hiking trip in Romania, early 1980s

Mireia Ryšková at work in the Odeon publishing house, 1980s

Mireia Ryšková, photo from StB monitoring file, 1978

Mireia Ryšková with parents, Prague, early 1990s

Mireia Ryšková, early 1970s

Mireia Ryšková in front of a house in Jiřího z Poděbrad Square in Prague; photo from StB monitoring file, 1978