The basic concept hasn’t changed much in 100 years, but vintage Erector Sets like these are still popular, still inspiring creativity, and still being used to build everything from mini roller coasters to motorized robots.
When you look back at these old photos of skyscraper construction, you’ll see men way up high without harnesses, walking along beams suspended hundreds of feet above the street, and swinging on cables.
Range: Anywhere on Earth — and your Air Force has it! The Consolidated B-36 can carry a 10,000 pound atomic bomb to a target 5,000 miles away, drop it, then return to base.
How high will the skyscraper of the future be? Higher even than the Empire State Building, which towers 1250 feet above the base mark in the center of the curb at Fifth Avenue?
Uncle Sam’s scientists, armed with every known precision test instrument, have set out to answer the much-debated question of “How safe are skyscrapers?”
Put great city under one roof Hamburger’s building is finest in west System of hygienics presented hard problems Heating and ventilation systems embrace wonderfully efficient
Today’s air power in action Giant Air Force THOR — already in mass production — can strike anywhere in the world from US bases Last