The landing capsule (the original) of the rocket observatory K-2 launched in 1962 via ballistic rocket P-5B to 500 km altitude from Kapustin-Yar base.
Space astrophysical observatory ORION-2 (copy) launched onboard spacecraft SOYUZ-13 in 1973. This copy has been exhibited at EXPO-2000 in Hannover.
PROCYON: Solar Lyman-alpha camera. Launched onboard satellite Kosmos-309, November 12, 1969 from Pleseck. An autonomous satellite “Nauka” with this camera was separated and landed.