494 Scientific Intelligence. 
e Report is marred by some typographical errors arising 
from its being printed without the proof-sheets having been 
submitted to the author for correction. The most important 
mistake in the printing consists in the ‘general discussion of 
first as F 
807. 
Those who may desire to see the Report itself should apply oe 
W. P. Duxwoopy, Esq., Secretary of the National Board © 
Health, Washington, D 
April 2, 1885, p. 523. 
