Author: James Blish & Norman Knight
Publisher: Ace A29
Year: 1967   Print: 1 Cover Price: $.75
Condition: Very Good Plus. Light wear 
Genre: Science Fiction
Cover by 
Pages: 286

120119049E

In the world of eight hundred years in the future, one thousand billion people are kept reasonably content in a complex and completely automated society. But now the approach of a fifty million megaton meteor threatens a vast natural disaster and the destruction of peace and order.