Cross Sectional View of Organ Flue Pipe Small 46×320 Medium 91×640 Large 146×1024 Download Tiff Original 342×2400 | (432.3 KB) Description A cross sectional view of an organ flue pipe. The compressed air is sent through A. As the air enters through the pipe, the lip, D, cuts the air. This produces sound for the organ. Keywords Cross Sectional View of Organ Flue Pipe, organ, organ pipe, organ pipe flue, Pipe Organ Galleries Miscellaneous Ancient Musical Instruments Source: Encyclopaedia Britannica (11th ed., vol. 18) (New York, NY: The Encyclopaedia Britannica Company, 1910)