At the military service, Milan Ján on the right, 1973

With his daughter Pavlína, 1970

Milan Ján in the military uniform, 1972

At the dog´s training camp, 1980s

The original house of the Spinler family in Dolní Dobrouč

Tomáš Lánczos as a student of geochemistry at Comenius University

Witness Tomáš Lánczos, current photograph

Tomáš Lánczos next to the Autana mountain, Venezuela, state of Amazonas, expedition in 2015

Tomáš Lánczos is also a passionate photographer

Tomáš Lánczos on the Akopán mesa, Venezuela, expedition, year 2015

Tomáš Lánczos on the Akopán mesa with Kamila Hrúzová, a doctoral student, Venezuela, expedition 2015

Tomáš Lánczos with Polish and Slovak speleologists at the entrance to the Demänová Cave of Peace (bottom right)

Tomas Lanczos in the Juliana Cave on Mount Chimanta, Venezuela in 2009

Tomáš Lánczos in Bear Cave, Vrátna dolina in 2020

Tomáš Lánczos on Roraima Mountain with Nela Filipčíková and Kamila Hrúzová, doctoral students at the time. At Punto Triple - a meeting between the borders of Venezuela, Guyana and Brazil

Tomáš Lánczos at the World Speleological Congress in Sydney in 2017

Tomáš Lánczos during sampling in the Cave of Dezider Horváth

Tomáš Lánczos as a university teacher in class

Tomáš Lánczos (second from left) and members of the Slovak-Czech scientific-speleological expedition to the Akopán mesa with the people of the Pemón, Yunek, and Gran Sabana tribes, Venezuela in 2015

Tomáš Lánczos (right) and a meeting of Grammar School graduates with Hungarian as the language of instruction (class of 1984) in 2019

Geochemist Tomáš Lánczos

Karol Jurcovic, historical photograph

Karol Jurcovic during service in PTP

Karol Jurcovic during service in PTP

Karol Jurcovic, current photograph