Description:

Interstellar Contact   Duncan Lunan   Henry Regnery, 1974, 324 pages Hardback in good+ condition, DU Good Text is clean and unmarked, binding tight, Cover good, price clipped.   Lunan an eminent Scottish scientist deciphered mysterious radio signals that had puzzled scientists ever since they were received in the 1920's. He identified them as a series of star maps apparently transmitted by a space probe circling the earth. They pointed to an origin in the constellation Bootes 13,000 years ago, from a planet consider uninhabitable.  In 1974 Russian scientists had detected the same signals from the same place.  Who is trying to make contact?