Page 24 - DLIS006_INFORMATION SOURCES AND SERVICES

Unit 1: Documentary Sources of Information

The documents are physical sources of information that are fit for physical handling or Notes
they are the record in some physical form.

A document constitutes embodied thought which is a record of work on paper or other
material fit for physical handling, transport across space and preservation through time.

There are several different types of documents in the library.
Documentation science, documentation studies or just documentation is a field of study
and a profession founded by Paul Otlet (1868–1944) and Henri La Fontaine (1854–1943).

Different authors classified the documentary sources of information into different
categories.

Print Source is a source of information that was originally published and made available
to the public by being printed on paper.

Non-Print sources are the media where information is available in non-conventional
form.

Primary sources of information are more current and up-to-date than any other sources of
information.

Secondary sources are the sources which are compiled from the primary sources.
Tertiary sources compile, analyse and digest secondary and sometimes primary sources
of information.

1.7 Keywords

Directory: A directory is a list of names and addresses of persons, organizations, manufacturers,
or periodicals.

Document: It constitutes embodied thought which is a record of work on paper or other material
fit for physical handling, transport across space and preservation through time.

Leaflet: A leaflet is a small sheet of paper folded once and printed to make two or four pages.
Non-Print Sources: These are the media where information is available in non-conventional
form.
Original Documents: These are scanned images of original legal documents.
Periodicals: Periodical is a social publication. It is the most important and useful in primary
sources.
Primary Source: The primary documents exist of their own and usually contain original
information on the first formulation of any new observation, experiment, ideas, etc. These
sources of information are more current and up-to-date than any other sources of information.
Print Source: It is a source of information that was originally published and made available to
the public by being printed on paper.
Secondary Sources: These are the sources which are compiled from the primary sources.
Tertiary Sources: These compile, analyse and digest secondary and sometimes primary sources
of information.

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