Grandfather leading the cows to pasture. Photographed before he joined the Unified Agricultural Cooperative (JZD), as their cows were confiscated, photographed in the early 1950s

Four-year-old Ladislav Cvak with his teddy bear in the studio, ca. 1953

Six-year-old Ladislav Cvak with his parents, ca. 1955

Carnival in Budkov in 1956, photos taken by Ladislav Cvak himself when he was in the second grade

Carnival in Budkov in 1956, photos taken by Ladislav Cvak himself when he was in the second grade

Carnival in Budkov in 1956, photos taken by Ladislav Cvak himself when he was in the second grade

Seven-year-old Ladislav Cvak at his first Holy Communion in 1956

Promotional postcard showing the library of the pharmaceutical company Galena in the 1960s. The library was later adapted into Ladislav Cvak's office, where he worked for 30 years. Standing on the right is Tomáš Elis

Ladislav Cvak (standing on the far left) with his classmates from the Secondary Industrial School in Brno, ca. 1968

Young scientist Ladislav Cvak, 1970s

With his wife Marcela at the university dormitory in Prague Strahov in 1973

After his wife Marcela's graduation from Carolina in 1975. Pictured with the Cvak family is their two-year-old daughter Ivana

Graduation of Ladislav Cvak at Karolinum in Prague in 1976.

Technical deputy of Galena in Opava PhMr. Jiří Spáčil, 1980s

Together with colleagues Mojczek and Vícha in their laboratory in 1981. Ladislav Cvak is standing in the middle

Photograph of Ladislav Cvak working in the laboratory of Galena in Opava, cut out from a newspaper, 1980s

Photograph of Ladislav Cvak with ergot from the early 1980s, which was used on the front page of the periodical Mladý svět. An article from this journal on ergot alkaloids is in the supplementary materials

In the laboratory of Galena in Opava, 1980s

The first time on an excursion abroad in Germany in 1989. Ladislav Cvak (with moustache) standing by a concrete bicycle

Parents of Ladislav Cvak - Ladislav and Miluše Cvak, 1990s

Postcard from Budkov, 1990s

Postcard from Budkov, 1990s

At the 1992 World Conference in Basel. From left: Josef Stuchlík, Ladislav Cvak, Lubomír Markovič, Dr. Protiva and his wife. Dr. Protiva was an important figure in drug research at the Research Institute of Pharmacy and Drugs in Prague and one of the founders of psychopharmaceutical chemistry.

Lecturer Ladislav Cvak at the faculty in Hradec Králové in the late 1990s

Lecturer Ladislav Cvak at the faculty in Hradec Králové in the late 1990s