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.
In 1867 Christopher Sholes, Carlos Glidden, and Samuel W. Soule invented another typewriter. The Sholes and Glidden typewriter was the first device that allowed an operator to type substantially faster than a person could write by hand.n 1867 Christopher Sholes, Carlos Glidden, and Samuel W. Soule invented another typewriter. The Sholes and Glidden typewriter was the first device that allowed an operator to type substantially faster than a person could write by hand.