{"name": "Frederick Crace Calvert", "alternate_names": ["Frederick Crace Calvert", "Frederick Crace-Calvert", "F. Crace-Calvert", "Calvert, F. Crace (Frederick Crace), 1819-1873"], "type": {"key": "/type/author"}, "death_date": "1873", "birth_date": "1819", "personal_name": "F. Calvert", "remote_ids": {"isni": "0000000117438744", "viaf": "13090461", "wikidata": "Q1452832", "lc_naf": "nb2009021891"}, "source_records": ["ia:b30571728", "ia:b24398184"], "key": "/authors/OL2356554A", "latest_revision": 8, "revision": 8, "created": {"type": "/type/datetime", "value": "2008-04-01T03:28:50.625462"}, "last_modified": {"type": "/type/datetime", "value": "2025-07-31T20:25:01.882885"}}