# History--[period subdivision]--Biography--Sources { "id": "S2003007704", "title": "History--[period subdivision]--Biography--Sources", "url": "/topics/S2003007704", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "3ca251fc9155f778", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "5224250362025878086", "address_version": "morton4x16-v1", "coordinates": [ 0, 477, 36323, 24576 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } Use this subdivision combination as a form subdivision under names of countries, cities, etc., for collections of biographical source materials pertaining to persons from those places during a specific time period. Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh2003007704 No owner-reviewed local answer yet.