TechnologyMay 24, 1919
A Megaphone of Novel Design
Stories by F. R. Watson
The SciencesDecember 12, 1914
Acoustics of Auditoriums—II
An Investigation of the Acoustical Properties of the Auditorium of the University of Illinois
The SciencesDecember 5, 1914
Acoustics of Auditoriums—I
An Investigation of the Acoustical Properties of the Auditorium of the University of Illinois
The SciencesJuly 13, 1912
Wires as a Remedy for Defective Acoustics