âº Coughing Up White or Gray Phlegm. White or gray phlegm can indicate upper respiratory tract infection or sinus congestion. Other significant causes of white mucus are: It is important to note that having milk or dairy products does not lead to production of white phlegm.
Wanamaker's responded by assembling its own staff of organ builders and expanding the organ several times over a period of years. The organ still stands in place in the store today, and is the largest operational pipe organ in the world, with some 28,000 pipes.
The Sound and Fury of Philadelphiaâs Wanamaker Organ. Get blown away listening to the largest operating pipe organ in the world. Philadelphia is known as the birthplace of independence and gooey cheesesteaks, but for some, the Wanamaker Organ defines the City of Brotherly Love. The 111-year-old organ at Macyâs Center City Philadelphia is a sight to behold: Seven stories tall, weighing 287 tons and containing 28,750 pipes, it's the worldâs largest playable instrument.