I wish to take this opportunity to thank the following contributors, each of whom reviewed one or more of the Memoranda in the series and who offered highly appreciated and accepted suggestions. The process of review of a manuscript does not necessarily imply full agreement with all that is said, so I alone must accept responsibility for any mistakes in the work.
Reviewers included: Marvin Adelson (National Academy of Sciences), C. L. Baker, Edward Bedrosian, Sharla Boehm, J. L. Bower, J. B. Carne, L. J. Craig, J. I. Derr, F. E. Eldridge (Office of the Assistant Secretary of Defense, Comptroller), T. 0. Ellis, James Farmer, N. E. Feldman, H. Hambrock (North Electric Company), W. B. Holland, J. L. Hult, C. B. Laning (System Development Corporation), C. R. Lindholm, I. S. Reed, E. E. Reinhart, R. H. Scherer (Office of the Director of Defense Research and Engineering), J. W. Smith, Harold Steingold, C. G. Svala (North Electric Company), Rein Turn, K. W. Uncapher, T. G. Williams (Philco Corporation).