BUGLE HORN • DICTIONARY ONE.COM • Definition of Bugle horn

... applications had been received from over three hundred thousand men desirous of joining Roosevelt's volunteer force, of whom it was estimated that at least two hundred thousand were physically fit, double the number needed for four divisions. That a single private citizen, by "one blast upon his bugle horn" should have been able to call forth three hundred thousand volunteers, all over draft age, was a tremendous testimony to his power. If his offer had been accepted when it was first made, there would have been an American force on the field in France long before one actually arrived ...

— Theodore Roosevelt and His Times - A Chronicle of the Progressive Movement; Volume 47 in The - Chronicles Of America Series • Harold Howland