An Information sign is an indicator of a source of information, or may itself be informatory. Typical information signs include information boards, traffic signs, pointers to a

help desk A help desk is a department or person that provides assistance and information usually for electronic or computer problems. In the mid-1990s, research by Iain Middleton of Robert Gordon University studied the value of an organization's help desk ...

(such as in a

public library A public library is a library that is accessible by the general public and is usually funded from public sources, such as taxes. It is operated by librarians and library paraprofessionals, who are also Civil service, civil servants. There are ...

, a

railway station Rail transport (also known as train transport) is a means of transport that transfers passengers and goods on wheeled vehicles running on rails, which are incorporated in Track (rail transport), tracks. In contrast to road transport, where the ...

or an

airport An airport is an aerodrome with extended facilities, mostly for commercial air transport. Airports usually consists of a landing area, which comprises an aerially accessible open space including at least one operationally active surfa ...

) or indicators in reference material.

Information board

An information board is a

placard A placard is a notice installed in a public place, like a small card, sign, or plaque. It can be attached to or hung from a vehicle or building to indicate information about the vehicle operator or contents of a vehicle or building. It can also re ...

that informs people about a place, a building or a historic site.

Traffic signs

Where the

Vienna Convention on Road Signs and Signals The Convention on Road Signs and Signals, commonly known as the Vienna Convention on Road Signs and Signals, is a multilateral treaty A multilateral treaty is a treaty to which two or more sovereign states are parties. Each party owes the sam ...

is applied, the class of

traffic sign Traffic signs or road signs are signs erected at the side of or above roads to give instructions or provide information to road users. The earliest signs were simple wooden or stone milestones. Later, signs with directional arms were introduce ...

s classed as "information signs" are generally rectangular

Information symbol

The

Unicode Unicode, formally The Unicode Standard,The formal version reference is is an information technology standard for the consistent encoding, representation, and handling of text expressed in most of the world's writing systems. The standard, ...

code block

Letterlike Symbols Letterlike Symbols is a Unicode block containing 80 characters which are constructed mainly from the glyphs of one or more letters. In addition to this block, Unicode includes full styled mathematical alphabets, although Unicode does not expl ...

allocates a

code point In character encoding terminology, a code point, codepoint or code position is a numerical value that maps to a specific character. Code points usually represent a single grapheme—usually a letter, digit, punctuation mark, or whitespace—bu ...

(U+2139) for a symbol that may used to identify an information source. This symbol may be seen in traffic signs (as in Germany) or printed in product manuals to highlight or differentiate informational material. The default form is a

lower case Letter case is the distinction between the letters that are in larger uppercase or capitals (or more formally ''majuscule'') and smaller lowercase (or more formally ''minuscule'') in the written representation of certain languages. The writing ...

roman type In Latin script typography, roman is one of the three main kinds of historical type, alongside blackletter and italic. Roman type was modelled from a European scribal manuscript style of the 15th century, based on the pairing of inscriptional c ...

, serif, extra bold, letter , but an

italic type In typography, italic type is a cursive font based on a stylised form of calligraphic handwriting. Owing to the influence from calligraphy, italics normally slant slightly to the right. Italics are a way to emphasise key points in a printed tex ...

form is common. Infographics Signage {{tech-stub