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The Card Catalog at the Library of Congress. A library catalog (or library catalogue in British English) is a register of all bibliographic items found in a library or group of libraries, such as a network of libraries at several locations. A catalog for a group of libraries is also called a union catalog.
Catalog or catalogue may refer to: Cataloging. in science and technology. Library catalog, a catalog of books and other media. Union catalog, a combined library catalog describing the collections of a number of libraries. Calendar (archives) and Finding aid, catalogs of an archive. Astronomical catalog, a catalog of astronomical objects.
Online public access catalog. The online public access catalog (OPAC), now frequently synonymous with library catalog, is an online database of materials held by a library or group of libraries. Online catalogs have largely replaced the analog card catalogs previously used in libraries.
t. e. In library and information science, cataloging (US) or cataloguing (UK) is the process of creating metadata representing information resources, such as books, sound recordings, moving images, etc. Cataloging provides information such as author's names, titles, and subject terms that describe resources, typically through the creation of ...
A service catalog (or catalogue), is an organized and curated collection of business and information technology services within an enterprise.. Service catalogs are knowledge management tools which designate subject matter experts (SMEs) who answer questions and requests related to the listed service.
Database catalog. A database catalog of a database instance consists of metadata in which definitions of database objects such as base tables, views (virtual tables), synonyms, value ranges, indexes, users, and user groups are stored. [1][2] The SQL standard specifies a uniform means to access the catalog, called the INFORMATION_SCHEMA, but not ...
Hammacher Schlemmer began as a hardware store specializing in hard-to-find tools in the Bowery district of New York City in 1848. Owned by proprietors Charles Tollner and Mr. R. Stern, [ 2 ] it became one of the first national hardware stores. A few months later, Stern withdrew and Tollner continued the business until 1859, moving in 1857 to ...
The New General Catalogue of Nebulae and Clusters of Stars (abbreviated NGC) is an astronomical catalogue of deep-sky objects compiled by John Louis Emil Dreyer in 1888. The NGC contains 7,840 objects, including galaxies, star clusters and emission nebulae. Dreyer published two supplements to the NGC in 1895 and 1908, known as the Index ...