Columbia subject headings:
Harvard subject headings:
Astronautics--Soviet Union--Biography
Rocketry--Soviet Union.
T͡Siolkovskiĭ, K. (Konstantin), 1857-1935.
T︠S︡iolkovskiĭ, K. (Konstanin), 1857-1935.
Princeton subject headings:
Astronautics--Soviet Union--Biography.
Rocketry--Soviet Union.