PROCEEDINGS 
OF THE 
AMERICAN PHILOSOPHICAL SOCIETY 
HELD AT PHILADELPHIS FOR PROMOTING USEFUL KNOWLEDGE. 
Vou. XXXIX. JULY TO SEPTEMBER, 1900. No. 163 
CONTENTS. 
THE DEVELOPMENT OF LAW as ILLUSTRATED BY THE 
Decisions RELATING TO THE POLICE 
POWER OF THE STATE, 
BY W. G. HASTINGS, ESQ., 
OF WILBER, NEBRASKA. 
The Crowned Essay for which the Prize of two thousand dollars was awarded, on 
June 19, 1900, from the Henry M. Phillips Prize Essay Fund, by the Committee 
of Judges appointed by the American Philosophigal Society held at Philadel- 
phia for Promoting Useful Knowledge. 
COMMITTEE OF JUDGES. pte 
GEORGE F.. EDMUNDS, Vermont. y~. -9ja\@" Mistliaiieg 
S. W. PENNYPACKER, Pennsyl 
GEORGE WHARTON PEPPER, ennpylveti 1 {90s 
GEORGE GkAY, Delaware. 
EDWARD PATTERSON, New Y 
PHILADELPHIA : 
THe AMERICAN PHILOSOPHICAL SOCIETY, 
104 South Fifth Street. 
1900, 
