Page:Concepts for detection of extraterrestrial life.djvu/6

 Acknowledgments

The editor wishes to express his appreciation for special technical and editorial assistance to: Dr. Klaus Biemann, Massachusetts Institute of Technology; Dr. Ira Blei, Melpar, Incorporated; Dr. Carl Bruch, National Aeronautics and Space Administration; George Hobby, Jet Propulsion Laboratory; Dr. Norman H. Horowitz, California Institute of Technology; Dr. Thomas Jukes, University of California; Dr. Elliott Levinthal, Stanford University Medical Center; Dr. Sol Nelson, Melpar, Incorporated; Dr. Carl Sagan, Smithsonian Astrophysical Observatory and Harvard College Observatory; Dr. Gerald Soffen, Jet Propulsion Laboratory; Dr. Wolf Vishniac, University of Rochester; and Dr. Robert Kay, Philco Research Laboratories.

The entire text has been reviewed by Drs. Horowitz and Sagan.

F.H.Q.

FOR SALE BY THE SUPERINTENDENT OF DOCUMENTS, U.S. GOVERNMENT PRINTING OFFICE, WASHINGTON, D.C., 20402—PRICE 50 CENTS