H.A. ANTOSIEWICZ,      Department of Mathematics, University of Southern California, Los Angeles, California. Page 259.

JOSEPH AUSLANDER,      RIAS, Baltimore, Maryland. Page454.

ROBERT W. BASS,      Aeronca Manufacturing Corporation, Baltimore, Maryland. Page91.

RICHARD BELLMAN,      The RAND Corporation, Santa Monica, California. Page121.

V.E. BENEŠ,      Bell Telephone Laboratories, Incorporated, Murray Hill, New Jersey. Page384.

A. BLAQUIÉRE,      Institut National des Sciences et Techniques Nucléaires Saclay, Paris, France. Page403 and 413.

PAUL J. BLATZ,      Guggenheim Aeronautical Laboratory, California Institute of Technology, Pasadena, California. Page193.

FRED BRAUER,      Mathematics Department, University of Wisconsin, Madison, Wisconsin. Page435.

LAMBERTO CESARI,      Mathematics Department, University of Michigan, Ann Arbor, Michigan. Page33.

J.D. COLE,      Firestone Flight Sciences Laboratory, California Institute of Technology, Pasadena, California. Page113.

COURTNEY COLEMAN,      Mathematics Department, Harvey Mudd College, Claremont, California. Page445.

C.C. CONLEY,      Institute of Mathematical Sciences, New York University, New York, New York. Page86.

KENNETH L. COOKE,      Mathematics Department, Pomona College, Claremont, California. Page155.

F.G. DRESSEL,      Department of Mathematics, Duke University, Durham, North Carolina. Page218.

RODNEY D. DRIVER,      Mathematics Research Center, United States Army, University of Wisconsin, Madison Wisconsin. Page474.

B.A. FLEISHMAN,      Mathematics Department, Rensselaer Polytechnic Institute, Troy, New York. Page211.

L.A. GARDNER,      JR., Lincoln Laboratory, Massachusetts Institute of Technology, Lexington, Massachusetts. Page241.

J.J. GERGEN,      Department of Mathematics, Duke University, Durham, North Carolina. Page218.

P. GRIVET,      Department of Mathematics, University of Paris, Paris, France, Page403.

HUBERT HALKIN,      RIAS, Baltimore, Maryland. Page284.

W.A. HARRIS,      JR., Mathematics Department, University of Minnesota, Minneapolis, Minnesota. Page489.

C.A. HARVEY,      MPG Research Department, Minneapolis-Honeywell Regulator Company, Minneapolis, Minnesota. Page393.

ROBERT HERMANN,      Lincoln Laboratory, Massachusetts Institute of Technology, Lexington, Massachusetts, and University of California, Berkeley, California. Page325.

G. STEPHEN JONES,      RIAS, Baltimore, Maryland. Page105.

ROBERT KALABA,      The RAND Corporation, Santa Monica, California. Page135.

J. KEVORKIAN,      Firestone Flight Sciences Laboratory, California Institute of Technology, Pasadena, California. Page113.

RICHARD E. KOPP,      Grumman Aircraft Engineering Corporation, Bethpage, New York. Page395.

M.Z.V. KRZYWOBLOCKI,      Michigan State University, East Lansing, Michigan. Page231.

DANIEL C. LEWIS,      Department of Mathematics, Johns Hopkins University, Baltimore, Maryland. Pages 91 and 99.

LAWRENCE MARKUS,      Mathematics Department, University of Minnesota, Minneapolis, Minnesota. Page22.

Y.A. MITROPOL’SKIY,      Institut Matematiki, Kiev, USSR. Page1.

RICHARD M. MONRONEY,      Massachusetts Institute of Technology, Cambridge, Massachusetts. Page224.

JÜRGEN MOSER,      Institute of Mathematical Sciences, New York University, New York, New York. Pages71 and 147.

LUCIEN NEUSTADT,      The Aerospace Corporation, El Segundo, California. Page267.

B. PAIEWONSKY,      Aeronautical Research Associates of Princeton, Inc., Princeton, New Jersey. Page333.

M.M. PEIXOTO,      Instituto de Matemática Pura e Aplicada, Rio de Janeiro, Brazil. Page23.

E.R. RANG,      Minneapolis-Honeywell Regulator Company, Minneapolis, Minnesota. Page377.

GEORGES REEB,      Institut Fourier, University of Grenoble, Grenoble, France. Page16.

BRUCE L. REINHART,      RIAS and University of Maryland, Baltimore, Maryland. Page442.

R. REISSIG,      Institut für Angewandte Mathematik und Mechanik, DAW und Humboldt-Universitüt zu Berlin, Germany. Page24.

J.B. ROSEN,      Shell Development Company, Emeryville, California. Page366.

EMILIO ROXIN,      RIAS, Baltimore, Maryland. Page303.

PETER SEIBERT,      RIAS, Baltimore, Maryland. Page454 and 463.

P.R. SETHNA,      Department of Aeronautics and Engineering Mechanics, University of Minnesota, Minneapolis, Minnesota. Page58.

YASUTAKA SIBUYA,      Ochanomizu University, Tokyo, Japan. Page485.

GEORGE P. SZEGÖ,      Control and Information Systems Laboratory, Purdue University, Lafayette, Indiana. Page421.

MINORU URABE,      Mathematics Department, Hiroshima University, Hiroshima, Japan....