Title: I'r lleuad a thu hwnt
Description: The book describes developments in space flight up to 1964 and looks ahead to the possibility of manned exploration of the Moon. It explains the basis of spaceflight in terms of basic physics. It summarises accomplishments by the Soviet Union, the United States and, more modestly, by Britain. It establishes the principles by which human exploration of the Moon and planets might be achieved.
Subjects: Astronautics, Space flight to the moon