When London's Crystal Palace was constructed in 1851, it was the world's largest building. However, the project's greatest mystery was how the structure was completed in just 190 days. A new study ...

The U.S. and Britain are going to standardize screw threads. No great oratory attends this homely step, no military pageantry, yet it may be as important as half a dozen formal treaties. The Americans ...

THE question of standardising screw threads and limit gauges has long received the careful attention of engineers, and in Great Britain considerable advantage has accrued from the publication of an ...