THE SHADOW OF 
THE WORLD'S FUTURE 
OR THE EARTH'S POPULATION POSSIBILITIES 
&* THE CONSEQUENCES OF THE PRESENT RATE 
OF INCREASE OF THE EARTH’S INHABITANTS 
LY 
SIR GEORGE HANDLEY KNIBBS 
C.M.G., F.R.A.S. 
Sometime Acting Professor of Physics, University of Sydney 
First Commonwealth Statistician, Australia 
Formerly Director of the Commonwealth Institute of Science and Industry 
Honorary Fellow of the Royal Statistical Society 
Member of the International Institute of Statistics 
Honorary Member of the American Statistical Association, of the 
Statistical Society of Paris, of the Statistical Society of Hungary, ete, 
ERNEST BENN LIMITED 
LONDON: BOUVERIE HOUSE, E.C.4