You pay your money and make your choice" Washington, D.C., May 31. A feature of the twenty-eighth National Conference on Weights and Measures which opened in Washington today was display of the many parking meters now in use throughout the country. they range from 1cent to 5cents allowing the parker

Parking meters for the Nation's Capitol. Washington, D.C., Nov. 14. Commissioner Melvin Hazen and William Van Duzer, putting the first nickel in the parking meters ordered by Congress for a test in Washington. Parking will be at the rate of five cents an hour, with no extensions for more nickels, 11

And now a beer meter. Washington, D.C., May 1. To aid Uncle Same in collecting the tax on the millions of barrels of beer brewed in this country every year, the National Bureau of Standards has designed a master beer meter for use of the alcohol unit of the Bureau of Internal Revenue, U.S. Treasury.

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

Bureau of Standards designs new device for studying water flow through plumbing fixtures. Washington, D.C., March 13. A new type of rate-of-flow meter for studying the rate of variation of flow of water through plumbing fixtures and for use in investigation presenting similar problems has just been

Rare old coins on display at numismatic convention. Washington, D.C. Aug. 24. The collection of first coins minted in America, dating back as early as 1652, was envied by coin collectors from all over the country as they attended the American Numismatic Convention here today. The collection is owned

Device for testing testers. Washington, D.C., May 25. Herbert L. Whittemore, Chief Justice of the Engineering Mechanics Sections, U.S. Bureau of Standards, has been awarded the Edward Longstreth medal for his work in developing this device for testing the machines which in turn test construction mat

Bureau of Standards speeds up photomicrography with new apparatus. Washington, D.C., Aug. 18. By means of this new apparatus just designed by the metallurgical divisions of the National Bureau of Standards, it is now possible to make 700 micrographs per working day of the structural effect of corros

Hosiery testing machine. Washington, D.C., March 23. At the request of the General Federation of Women's Clubs, the U.S. Bureau of Standards has developed a hosiery testing machine. The machine simulates the force acting on a stocking at the knee and garter clasps in use. A survey was made of women'