Spaceships of the mind /

Míreanna comhchosúla

• Planetary exploration : thirty years of unmanned space probes /
  de réir: Smith, Arthur C., 1928-
  Foilsithe / Cruthaithe: (1988)
• Spacefarers of the '80s and '90s : the next thousand people in space /
  de réir: Oberg, Alcestis R., 1949-
  Foilsithe / Cruthaithe: (1985)
• Space and society : studies for the seminar on problems of outer space /
  Foilsithe / Cruthaithe: (1964)
• Some commercial and industrial aspects of the space program /
  de réir: Enzer, Selwyn
  Foilsithe / Cruthaithe: (1969)
• Space Tech conference proceedings, September 23-25, 1985, Anaheim, California /
  Foilsithe / Cruthaithe: (1985)