Teachers shock students at George Washington U. Washington, D.C., Aug. 2. Public speaking students at G.W. U. are only too well acquainted with the shocking machine, invented by Dr. Willard Hayes Yeager, Head of the department, to take the "ahs" "ers" and "ums" out of their diction. He is shown putt

How's your stomach? Washington, D.C., Sept. 8. Dr. Fred A. J. Geier, member of the faculty of Georgetown University Medical School, looks thru the gastroscope, a newly designed instrument by which the medicos can explore your tummy as easily as though it were laid under his eyes on a table. Establis

Weather signals recorded. add weather device. Washington, D.C., Sept. 13. By means of this chronograph, Dr. L.V. Astin records the weather signals sent down from the radiometeorograph attached to the balloon as it soars anywhere from 9 to 11 miles in the upper air. 9/13/37

Measuring relative humidity by radio. Washington, D.C. June 9. The hair element for measuring relative humidity in radio weather sounding balloons has proved innacurate because of very slow response at the cold temperatures encountered in the upper atmosphere. F.W. Dunmore, Radio Engineer of Nationa

New fathometer used at full speed. Washington, D.C., May 7. Dr. Herbert Grove Dorsey of the U.S. Coast and Geodetic Survey has invented an instrument to secure the precise measurement. The machine sends a sound, pitched so high that it is above audibility, traveling thru the water a known speed, the

Chief of Signal Corp. tests new public address system. Washington, D.C., June 27. A new high powered public address system recently procured by the Signal Corps of the Army was tested today by the Chief Signal officer Major Gen. Manufactured in accordance with specifications prepared in the office

Device takes time signal from pendulum of clock. ingenius apparatus takes a time signal from the pendulum. A clock without mechanical contact and the time thus. accurate to a small fraction of a second variation. day. This device was invented by R.E. Gould, Chief of Time Section of the

New time saving voting machine designed to U.S. Capitol employee. Washington, D.C., May 10. Until Jurgensen, Jr., a tally clerk in the House of Representatives designed this electric voting machine it took at least three months, using the old rubber stamp system, to compile the voting records of the

New wireless teletypewriter. Washington, D.C., Oct. 15. A new radio teletypewriter service permitting instantaneous transmission of written records without the aid of wires, has been perfected by the experts of the Bureau of Air Commerce, Department of Commerce. Commerce officials said a chain of te