158с

jl-Ufl 3K3.

SCIENCE AND MECHANISATION IN LAND WARFARE

by DONALD PORTWAY

Senior Tutor of St. Catharine's College, Cambridge, and University Lecturer in Engineering; Brevet Lieutenant-Colonel, Cambridge University O.T.C.

with a Foreword by Field-Marshal Lord Bird wood, G.CB., G.C.S.I., G.C.M.G., G.C.V.O., CLE., D.S.O., Hon. LL.D., Master of Peterhouse.

1939

Chemical Publishing Co., Inc., New York, N.Y»