Category
page 1Letters (message)
letter
written message from one to another
letter of credit
document issued by a financial institution
Letter of Jeremiah
deuterocanonical book of the Old Testament of the Bible

epistle
thumb|Saint Paul Writing His Epistles, by [[Valentin de Boulogne or Nicolas Tournier (c. 16th century, Blaffer Foundation Collection, Houston, TX).]]
chain letter
message that attempts to convince the recipient to make a number of copies and pass them on to a certain number of recipients
letter of credence
letter granting (diplomatic) accreditation
open letter
type of letter
complaint tablet to Ea-nāṣir
clay tablet from ancient Babylon considered to be the oldest known written complaint
suicide note
message left behind before a person kills themself
Declaration of Arbroath
declaration of Scottish independence
Heiligenstadt Testament
letter by Ludwig van Beethoven
cover letter
letter of introduction sent with a résumé when applying for a job
Letter of Aristeas
pseudepigraphal Hellenistic work of the 2nd century BCE
message in a bottle
form of communication
letters patent
type of legal instrument in the form of a published written order
letter of marque
governmental authorization of attack privateering
wedding invitation
letter
pen pal
one of at least two people who regularly write to each other, particularly via postal mail
lettre de cachet
orders of the King of France, often arrest warrants
Letter to His Father
letter by Franz Kafka to Hermann Kafka

RSVP
thumb|upright=1.2|Parisien invite ending in "RSVP", from
RSVP is an initialism derived from the French phrase "'", meaning "please respond" (literally "respond if it pleases you'"). It is typically used to request confirmation of an invitation. Occasionally, the phrase "please RSVP" is used, which is a case of RAS syndrome (a pleonasm), as "" means "please".
De Profundis
literary work by Oscar Wilde
recommendation letter
document in which the writer assesses the qualities, characteristics, and capabilities of the person being recommended
cease and desist
document with the purpose of warning
letter of intent
document outlining one or more agreements between two or more parties before the agreements are finalized
letter to the editor
letter sent to a publication

cecogram
Epistle of Eugnostos
literary work
Kievian Letter
c. 930 CE Hebrew-language letter; first mention of Kiev (Kyiv)
remittance advice
letter sent by a customer to a supplier to inform the supplier that their invoice has been paid
Lachish letters
canaanite inscriptions on clay sherds
Columbus Letter on the First Voyage
1493 Columbus letter on the first voyage
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headed paper
thumb|The certificate of Matura|maturity issued to [[Albert Einstein by the cantonal Education Council of Aargau, Switzerland, in 1896 (see letterhead).]]
thumb|French letterhead paper from a cattle commerce company in 1910
A letterhead is the heading at the top of a sheet of letter paper (stationery). It consists of a name, address, logo or trademark, and sometimes a background pattern.
Carta de Jamaica
political document by Simón Bolívar
pastoral letter
open letter addressed by a bishop to the clergy or laity of his diocese
Bixby letter
Letter written By Abraham Lincoln
Cum non solum
papal bull

ars dictaminis
art of composition and style; manual of composition
diplomatic correspondence
correspondence between a state, nation or sovereign with another
A Letter to a Hindu
letter from Leo Tolstoy about the Indian independence movement in 1908
Vox in Rama
papal decretal sent by Gregory IX in June 1233, condemning the heresy of Luciferianism said to be rife in Germany
hybrid mail
mail that is delivered using a combination of electronic and physical delivery
Ruhollah Khomeini's letter to Mikhail Gorbachev
1989 letter from Iran's ruler to the leader of the Soviet Union
Letter of the Karaite elders of Ascalon
1100 communication in Judeo-Arabic about the First Crusade
crossed letter
form of manuscript where two separate texts are written on the same page at right angles

hate mail
form of harassment, usually consisting of invective and potentially intimidating or threatening comments towards the recipient that often contains exceptionally abusive, foul or otherwise hurtful language
Epistle to the Son of the Wolf
Bahá'í text, last major work of Bahá'u'lláh, written in 1891
Letter from Güyük Khan to Pope Innocent IV
1246 letter
business letter
written form of communication between "business partners" and between businesses and individuals
salutation
A salutation is a greeting used in a letter or other communication. Salutations can be formal or informal. The most common form of salutation in an English letter includes the recipient's given name or title. For each style of salutation, there is an accompanying style of complimentary close, known as valediction. Examples of non-written salutations include bowing (common in Japan), waving, or addressing someone by their name. A salutation can be interpreted as a signal in which the receiver of the salutation is being acknowledged, respected, or thanked. Another simple but typical example of a
Letter to Flora
Gnostic text written by Ptolemy
In Suprema Petri Apostoli Sede
Ducument by Pope Pius IX
letter of thanks
letter sent expressing appreciation
The Golden Letter of the Burmese King Alaungphaya to King George II of Great Britain
Burmese manuscript on rolled gold (1756)
Epistle of Ignatius to the Ephesians
letter by Ignatius of Antioch
The Lord Chandos Letter
literary work by Hugo von Hofmannsthal
De litteris colendis
letterlocking
thumb|A locked letter from 1603
Epistle of Ignatius to the Romans
Early 2nd century letter by the bishop of Antioch
letter manual
a publication that gives practical instructions on letter-writing and letter-reading