Holding Codes Resource

URLs and Supported Operations

The Holdings Code Resource only supports 1 operation, retrieving holding codes information by institution ID or symbol.

Operation Resource URL HTTP Method Response Code
Read https://worldcat.org/bib/holdinglibraries GET 200

HTTP Accept Types

The Holdings Resource returns an Atom feed where each entry contains a holding library code and related information.

HTTP Request Content Types

The Holding Codes Resource does not require clients to send a payload in the request body. It is a read-only endpoint.

Parameters

Parameter Required? Notes
inst No Registry ID of the institution whose holding codes should be retrieved
Either this parameter or the instSymbol parameter are required
instSymbol No OCLC Symbol of the institution whose holding codes should be retrieved
Either this parameter or the inst parameter are required

Example URLs

Returns all the holding codes for an institution by registry ID:

GET https://worldcat.org/bib/holdinglibraries?inst=128807

Returns all the holding codes for an institution by OCLC Symbol:

GET https://worldcat.org/bib/holdinglibraries?instSymbol=OCPSB