Unique identifier of the entry in the reference source (for programmatic link to the entry). Date that the entry was first added to the gazetteer. Documentation for the contributor and the contributor's source(s) for the gazetteer entry Unique identification number for the gazetteer source entry. Author statement for the source (personal or organization). This duplicates the information in the citation. It is intended as an index to the citation. Name of position or person who can be contacted about the entry, now and in the future. Address information for the contributor. Postal delivery address. Network address and title for contributor's website Network address for the contributor's website. Statement identifying the responsible organization. Specific page(s) within the source where the information is located. Use ISO 8601 standard date syntax. This duplicates the information in the citation. It is intended as an index to the citation. Volume and issue identification for a series item. If the source is part of a series (e.g., journal), enter series name. Brief title for the contributor's website. ISBN, ISSN, or other identifier for the source. Unique code for the contributor-source combination, in the form of ADL-1 or USGS-FGDC-1. Citation to the source of the gazetteer entry information. International Standard Book Number. This duplicates the information in the citation. It is intended as an index to the citation. International Standard Serial Number. This duplicates the information in the citation. It is intended as an index to the citation. Network address for an online source. Enter a citation or description of the source used by the contributor for the data. Best practice is to use an established citation format.