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Classic usage
Vocabulary level: Elementary · Flesch–Kincaid grade 10 · 18,230 sentences
Vocabulary level is estimated from word frequency, not an official CEFR classification.
Subjects: Kennedy, John F. (John Fitzgerald), 1917-1963 — Assassination · Oswald, Lee Harvey
Words worth knowing: ultra · underworld · designer · saline · provocative · illicit · compression · unsuccessfully
Transcriber’s Notes Crossed-out text is indicated with ~tildes~, boldface with =equals signs=, italics with underscores, and superscripts with ^{carets and braces}.
Footnote notation: In the original book, the footnote numbering sequence began at “1” in the Foreword and in each Chapter and Appendix.
To make these numbers unique in this eBook, they have been modified to include a prefix that identifies the Chapter or Appendix to which they belong, and are enclosed in square brackets, e.g., [F-1], [C5-46], [A12-115].
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Classic usage
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