Model Carbon Ribbon Price ($) Effective Date
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595 Feb. 1, 1957
C (13" carriage) 625 Jan. 12, 1959
645 Jan. 2, 1962
660 Oct. 5, 1964
When did IBM Selectric II come out?
1971
How much did a typewriter cost?
There were notable successes and failures! Full keyboard typewriters were very expensive, costing between $60 and $100 (a clerk's wage was $5 a week, with a horse drawn carriage costing between $40 & $70. ). With few second-hand machines to be had, a less expensive machine was needed.Apr 14, 2008
How much is an IBM Selectric III typewriter worth?
This item IBM Correcting Selectric III (3) Brother SX-4000 Electronic Typewriter
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Does IBM still make Selectric typewriters?
The Selectric typewriter was discontinued in 1986 after 25 years of success. According to IBM, by 1986, the company sold 13 million Selectric typewriters worldwide.Jul 27, 2011
How much did an IBM Selectric cost new?
It cost about $3,000 in today's dollars and feature a replaceable type ball that improved typing speeds immensely. Unlike other typewriters, which struck the paper with hammers, it used golf ball-like type heads embossed with a full set of alphanumeric characters.Jul 27, 2011
How much did a typewriter cost in 1968?
Price ($) Effective Date
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495 Jan. 2, 1962
510 Oct. 5, 1964
520 March 1, 1968
540 May 1, 1969
Who invented the IBM Selectric typewriter?
The “golf ball” typing element shown here—also known as the type ball and “the single printing element” for its one-piece form—was the linchpin invention powering the Selectric. Thomas Watson Jr.
How does an IBM Selectric typewriter work?
The IBM Selectric typewriter was a highly successful line of electric typewriters introduced by IBM on 31 July 1961. ... The Selectric mechanism was notable for using internal mechanical binary coding and two mechanical digital-to-analog converters, called whiffletree linkages, to select the character to be typed.
How do you use the IBM typewriter correction tape?