{"source_records": ["promise:bwb_daily_pallets_2021-02-01"], "death_date": "1973", "personal_name": "Herbert George Birch", "key": "/authors/OL1868420A", "type": {"key": "/type/author"}, "alternate_names": ["Herbert George BIRCH", "Herbert G. Birch"], "birth_date": "1918", "name": "Herbert George Birch", "latest_revision": 5, "revision": 5, "created": {"type": "/type/datetime", "value": "2008-04-01T03:28:50.625462"}, "last_modified": {"type": "/type/datetime", "value": "2026-02-24T21:10:13.208062"}}