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An index is a system used to make finding information easier. In a traditional back-of-the-book index the headings will include names of people, places and events, and concepts selected by a person as being relevant and of interest to a possible reader of the book.

File Index

An index is a system used to make finding information easier. In a traditional back-of-the-book index…

An index is a list of words or phrases and associated points to where useful material relating to that heading can be found in a document. In this traditional back-of-the-book index the headings will include names of people, places and events, and concepts selected by a person as being relevant and of interest to a possible reader of the book.

Index Device for Books

An index is a list of words or phrases and associated points to where useful material relating to that…

An alphabetical listing of names and topics along with page numbers where they are discussed

General Purpose Index

An alphabetical listing of names and topics along with page numbers where they are discussed

"Lapidary's Dial. A, section; B, side elevation; a, a, jaws; b, ball; c, tube; d, dial; e, cement rod; f, index; g, quadrant." —The Encyclopedia Britannica, 1910

Lapidary's Dial

"Lapidary's Dial. A, section; B, side elevation; a, a, jaws; b, ball; c, tube; d, dial; e, cement rod;…

A measure of the heaviness of an object.

Scientific Type Scale

A measure of the heaviness of an object.