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INITIALS AND HEADINGS OF ARTICLES xv

P. H. N.

PAUL HENRY NYSTROM, PH.D.

Formerly Professor of Economics in the Universities of Wisconsin and Minnesota. Director of the Retail Research Association. Author of Economics and Retailing; Retail Selling and Store Management; Textiles; etc.
Marketing.

P. M. H.

PETER MARTIN HELDT.

Engineering Editor of A utomotive Industries. Author of The Gasoline A utomobile.
Motor vehicles.

P. T. M.

HON. SIR PATRICK THOMAS MCGRATH, K.B.E., LL.D.

Editor of the Newfoundland Evening Herald. President of the LegislativeCouncil, Newfoundland.
Newfoundland.

P.Vi.

SIR PAUL VINOGRADOFF, M.A., D.C.L., LL.D., DR. HIST., DR. JURIS.

Corpus Professor of Jurisprudence, Oxford. Author of Villainage in England; The Growth of the Manor; Outlines of Historical Jurisprudence; etc. See the biographical article: VINOGRADOFF, SIR PAUL.
Gutchkov ;
Kornilov (in part);
Lenin;
Milyukov ;
Nicholas II.

R. A. V.

ROLLAND A. VANDERGRIFT, M.A.

Assistant in History in the University of California.
Los Angeles.

R. B. F.

RAYMOND ELAINE FOSDICK, B.A., M.A., LL.B.

Formerly Commissioner of Accounts, City of New York. Author of American Police Systems; European Police Systems; Keeping our Fighters Fit; etc.
New York City.

R.C.

RT. HON. LORD ROBERT CECIL, M.P.

Representative of Great Britain on the League of Nations Commission at the Peace Conference, 1919. Representative of South Africa at the Assembly of the League of Nations at Geneva, 1920. Chairman of the League of Nations Union. See the biographical article: CECIL, LORD ROBERT.
League of Nations.

R. C. F.

R. C. FARMER, D.Sc., PH.D.

Late Chief Chemist, Explosives Department, Ministry of Munitions.
Explosives (in part).

R. D. O.

RICHARD DIXON OLDHAM, F.R.S., F.G.S., F.R.G.S.

Author of numerous papers on various aspects of Geology and kindred subjects.
Geology Dyamical
Isostasy

R. E. F.

CAPTAIN RAYMOND ERNEST FIELD, O.B.E.

Medals and Decorations.

R. Gi.

ROY GITTINGER, PH.D.

Dean of Undergraduates and Professor of English History in the University of Oklahoma. Author of The Formation of the State of Oklahoma ; etc.
Oklahoma.

R. G. C.

R. G. COLLINGWOOD, M.A., F.S.A.

Fellow and Tutor of Pembroke College, Oxford.
Luxembourg

R. G. H.-V.

LIEUTENANT-COLONEL RlCHARD GRANVILLE HYLTON HOWARD-VYSE, C.M.G., D.S.O.

Royal Horse Guards. Served during the World War as Chief-of-Staff of 5th Cavalry Brigade and 5th Cavalry Division in France, and of Desert Mounted Corps in Palestine.
Mounted Troops

R. G. L.

RAPHAEL GEORGES LEVY.

Senator of France. Member of the Finance Committee of the Senate.
France: Finance

R. H. B.

RALPH HARRUB BLANCHARD.

Assistant Professor of Insurance at Columbia University. Author of Liability and Compensation Insurance.
Insurance: United States

R. J. D.

LIEUTENANT-COLONEL REGINALD JOHN DRAKE, D.S.O.

Late North Stafford Regiment and General Staff
Intelligence, Military: Secret Service.

R. Jo.

SIR ROBERT JONES, K.B.E., C.B., D.S.M. (U.S.A.), F.R.C.S., HON. D.Sc. (Wales), HON. LL.D. (Aberdeen).

Lecturer in Orthopaedic Surgery, Liverpool University. Director of Orthopaedic Surgery, St. Thomas's Hospital. Surgeon to the Royal National Orthopaedic Hospital. Hon. Adviser in Orthopaedic Surgery, Ministry of Pensions.
Orthopaedic Surgery.


R. K.

LIEUTENANT-COLONEL RUDOLF KISZLING.

Late General Staff, Austro-Hungarian Army. Now of the Kriegsarchiv, Vienna.
Luck, Battles of.

R. K. H.

LIEUTENANT-COLONEL ROBERT KNOX HEZLET, C.B.E., D.S.O.

Royal Field Artillery. Superintendent of External Ballistics, Ordnance Committee. Author of Nomography; Interior Ballistics; etc.
Nomography.

R. L. W.

RAY LYMAN WILBUR, A.M., M.D., LL.D.

President of Leland Stanford Jr. University, Cal.
Leland Stanford Jr. University.

R. M. Wi.

R. McNAiR WILSON, M.B., Cn.B.

Fellow of the Royal Society of Medicine. Editor, Oxford Medical Publications. Late Research Worker in Cardiology, Medical Research Committee. Consultant to the Ministry of Pensions in Trench Fever.
Fasting; Heart Disease; Immunity; Medicine and Surgery: General Progress.