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.
Selectric-based machines with data storage. In 1964 IBM introduced the Magnetic Tape Selectric Typewriter and in 1969, a Magnetic Card Selectric Typewriter.. These were sometimes referred to as the MT/ST and MC/ST, respectively.