Show Building Boom Throughout United States Chicago Official reports of building construction a In some fifty leading cities throughout the country compiled com-piled by the American Contractor of Chicago Indicate that tho building industry in-dustry is In a nourishing condltop and in somewhat greater volume than In November 1901 I While about a dozen clUes of the fifty show a decrease de-crease compared with November 1904 tho balance show a decided gain running run-ning as high as 449 per cent in Omaha Oma-ha A general average through the entire en-tire list presents a very favorable aspect |