1877 – Thomas Edison sketched his idea for the phonograph, and may have even completed a model. The first working model wasn’t completed until December 6.
1960 – The first NASA communications satellite, Echo 1 was launched from Cape Canaveral. The satellite was a balloon of mylar polyester film.
1977 – The space shuttle Enterprise carried out its first free flight test, when the orbiter was released from the back of a 747 in flight.
1981 – IBM introduced the model 5150 personal computer. It had a 4.77 MHz Intel 8088 microprocessor and used Microsoft’s MS-DOS operating system.
Read Tom’s science fiction and other fiction books at Merritt’s Books site.
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