Assertion: ibm typewriter | /r/HasProperty | a typesetting machine
Facets:
Source sentences:
text: The only fully electromechanical Selectric Typewriter with fully proportional spacing and which used a Selectric type element was the expensive Selectric Composer, which was capable of right-margin justification (typing each line twice was required, once to calculate and again to print) and was considered a typesetting machine rather than a typewriter.