The most frequent autonomic symptoms associated with multiple system atrophy are a sudden drop in blood pressure upon standing (orthostatic hypotension), urinary difficulties, and erectile dysfunction in men.
The IBM Selectric typewriter was a highly successful model line of electric typewriters introduced by IBM on 31 July 1961.
These later typewriters were not really able to impact the world or garner as much attention as Burt's, and, as a result, their inventors' names and faces became lost in the depths of history. In 1831, the next notable typewriter emerged, born into a time of great conflict within America herself.