Dewitt Fire Lookout

A retired fire lookout (observation) tower in Dewitt, Virginia. Coordinates: 37.042014, -77.639823 View Map The history of fire lookout towers predates the United States Forest Service (which was founded in 1905). Many townships, private lumber companies, and State Foresty organizations operated fire lookout towers on their own accord. In 1933, during the Great Depression, President […]

Lucent technologies – Bell Labs Innovations

Lucent technologies – Bell Labs Innovations Alexander Graham Bell Thomas Watson Teddy Vail George Campbell’s wave filter Calling ship to shore Frank Jewitt Harold Black Negative feedback Television Fax machines More, more, more Hi Fi, talkies Movies, sound Laying copper by the pound Systems engineering Quality control Karl Demke Herbert Ives Davisson wins Nobel Prize […]