Word: filter
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...Adams House tunnel, connecting all units of the House, will give students access under cover to the dining hall and to the swimming pool in Westmorly Hall. The pool has been fitted with a new filter, and is in use daily...
...Another method is to make one stereoscope view through a green filter, the other through a red filter. On the screen the two pictures overlap as one confused scene when looked at with the unhelped eyes. But spectacles with one red glass or celluloid lens, and the other of green, resolve the confusion, give the impression of a picture in grey and white. This method has been tried out in theatres. It is clumsy...
...tunnel connecting all units of Adams House has been completed, and will be opened shortly. The tunnel will give all members of the House access under cover to the dining hall and to the swimming pool in Westmorly Hall. The pool has been fitted with a new filter, and is in use daily...
...miscellaneous reserve funds (i. e. for the Bonus, for employe retirement, etc.) of $750,000,000. The smartest fiscal brains in the Federal service are employed to manipulate this debt to the best government advantage. The Treasury's long-range purpose is to filter the bond obligations gradually down through the short-term debt class and thus extinguish them. Its immediate purpose is to keep its notes, certificates and bills turning over & over in such a way that it will get the most money for the least interest...
...waves to neutralize the din. Last week Dr. J. P. Foltz, engineer, invited scientists to the Westinghouse Research Laboratories, East Pittsburgh, Pa. to show them a small contraption which could analyze the street car's rattle-bang-clank-screech. The machine consists of a microphone, an amplifier, a filter circuit which allows only one wavelength at a time to pass to the meter for measuring. Since the machine weighs only 60 lb., is independent of outside current, it can easily be transported from one noisy place to another...