The Invisible Choir Mystery Rehearsed in a Church
A pastor-composer hears an unseen choir during sermons. Detective Rand uses a wired listening board and a misaligned desk light to reveal a hidden Edison wiring trick that let muffled voices reveal a rival church's anthem echoing through a shared sounding board.
MENTIONED IN THIS ARTICLE
Lawrence Rand
Mr. Rand
Mr. Duncan
Dwight Stokes Coleman
Dr. Coleman
Coleman
Rand
Duncan
Callahan Agency
Ashe
Disciples Church
Carleton Smith
Chicago
Callahan
Manhattan Island
Pfeister
Electric Lighting Company
Edison
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the Invisible Choir
By Broughton Brandenburg
The
United States
Kentucky
Illinois
Indiana
Ohio
United States Geological Survey
Bavaria
United States Geologionaires
Ical Survey
Commonwealth
South America
Canada
Europe
New York
R. Waters
Wm. Robt
Lee Johnson
German Lithographic Stone Co
Kenyon Building
Louisville, Ky
D. L. Billings
Measurer