# Numeration { "id": "S85093233", "title": "Numeration", "url": "/topics/S85093233", "kind": "topic-directory", "aeo_cohort": "topic-directory", "provider": "lcsh", "revision": "d2ccc9b11bbaf215", "catalogue_revision": "f050b5d4780b1289", "numeric_address": "10088142348405065220", "address_version": "morton4x16-v1", "coordinates": [ 0, 20, 18861, 50176 ], "answer_status": "Directory metadata; local answer requires separate source review", "truth_status": "Subject descriptor, not a factual answer or a demonstrated knowledge gap" } Here are entered works on the theory and systems of numbering. Works on the psychology of numeration are entered under [Number concept.] Works on counting, including counting books, are entered under [Counting.] Directory metadata is not a factual answer or evidence of a global knowledge gap. Source: https://id.loc.gov/authorities/subjects/sh85093233 No owner-reviewed local answer yet.