2 treff

planetarium
Geared to the stars : the evolution of planetariums, orreries, and astronomical clocks
Henry C. King ; in collaboration with Joh...
Bok Språk ikke angitt 1978 · Vis mer
U.S. observatories : a directory and travel guide
Kirby-Smith, H.T.
Bok Engelsk 1976 · Vis mer