![Today in Tech History with Tom Merritt show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/062/376/small/today-in-tech-history-with-tom-merritt.jpg)
Summary: In 1947 – The first closed-circuit broadcast of a surgical operation showed procedures to observers in classrooms at Johns Hopkins University. In 1954 – The Westinghouse H840CK15 went on sale in the New York area. It is generally agreed to…Read more →