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.
The inventor of the Qwerty keyboard was Christopher Sholes, a Milwaukee port official, Wisconsin senator, sometime newspaper editor and a man who tried to invent not a typewriting machine, but the typewriting machine.