### letter | note:

Different note
* are produced in different ways by string instruments.
+ Electric violin: String instruments :: Electronic music
  * An 'electric violin' is a string instrument which is played with a bow, like a normal violin. The strings are usually tuned to the notes G, D, A, and E, but it could have its pitches changed as it is electric. Different notes are made by fingering with the left hand while bowing with the right. It has no frets or other markers. Players have to learn the exact place to put the fingers of the left hand and memorise them. Luthiers tend to fix electric violins as well.
  * The 'violin' is a string instrument which is played with a bow. It has four strings. Different notes are made by fingering with the left hand while bowing with the right. It has no frets or other markers. Players have to learn the exact place to put the fingers of the left hand and memorise them.
+ Violin: String instruments
  * The 'violin' is a string instrument which is played with a bow. It has four strings. S. T. Gordon and Son. Different notes are made by fingering with the left hand while bowing with the right. It has no frets or other markers. Players have to learn the exact place to put the fingers of the left hand and memorise them. Students learning to play a violin may put dots or stickers on the fingerboard to help them learn how to play.

Footnote
* are forms of documentation that appear at the foot of the page
  * Instead he makes multiple reverts to the Peter Ham article, to his own last-year's version laden with POV and not written in Simple English. Every footnote references the same, online version of said book
+ Typesetting, Digital era, SCRIPT variants: Typography :: Typesetting
  * Footnotes are handled easily.

### letter | note:

Postscript
* are notes
  - part of letters
  - programming language
* common denominator for a number of printers and image producing equipment
  - format for doc ument files on the Internet
* format supported by most printers.
* language used by many printers to print documents.
* more complex language and is used in printers that handle complex graphics.
* page description language understood by many high-end printers.
* programming language that can delete files or call programs
  - describes output to an output device
  - used to make publication-ready output files
* widely-used graphical programming language.

### letter | note:

Quotation
* are excerpts
  - practice
  - statements
+ Bartlett's Familiar Quotations: Reference works
  * The quotations are listed by the name of the writer. That is different from other books of quotations that list by subject. The writers are listed by date of birth, not alphabetically. Quotations are arranged in order by time within each writer's entry. The book has an index of the main words used in the quotations. It gives the source of each quotation.
+ Ender's Game series: Books by Orson Scott Card :: Series of books :: Science fiction books :: Lists of books
  * Ender's Game series books. Numbers in brackets are years of first publication. Quotations show a short story. Question marks show a work that has been said to come out but not yet published.

### letter | personal letter:

Billet
* are hot or cold rolled into bars, rods, and wire
  - housing
* personal letter

Love letter
* are artwork
  - personal letters
  - standard cultural artifacts
* can bridge distant lovers and bind people in way no other forms of communication can.

Sigma
* is used to control what the spread is of the speed or the angle movement is.
* means the sum of the min terms.

Uppercase letter
* are different from lowercase letters.
* represent long vowel sounds.

Zeta
* are insects
* have the same range of activities that humans do.