Ing. Vít Ryšánek * 1942 Svědci lokálních událostí z éry komunismu 21. 8. 1968 - Invasion of the Warsaw Pact troops, 18. - 21. 8. 1969 – mass demonstrations against Soviet occupation, 21. – 28.3.1969 – Disorders related to the celebration of Czech hockey team’s, 8. 5. 1945 - End of WWII, May 1, 1962 "student provocation" on Petřín hill
Pavel Vořech * 1944 Political prisoner in the 1960‘s (ČSSR), Anti-communist rebel, Examinee of the State Secret Police – enemy person May 1, 1962 "student provocation" on Petřín hill, 21. 8. 1968 - Invasion of the Warsaw Pact troops