{"type": {"key": "/type/edition"}, "publish_date": "1959", "publish_country": "xx", "languages": [{"key": "/languages/eng"}], "title": "The somatic chromosomes of Rudbeckia and related genera of the Compositae", "by_statement": "Robert E. Perdue, Jr", "authors": [{"key": "/authors/OL14496889A"}], "oclc_numbers": ["82443565"], "notes": {"type": "/type/text", "value": "Reprinted from Contributions from The Gray Herbarium, No. 185, p. 129-162. 27 Mar 1959."}, "pagination": "p. 129-162, [6] pages of plates", "number_of_pages": 162, "source_records": ["marc:harvard_bibliographic_metadata/20220215_031.bib.mrc:272673760:781"], "works": [{"key": "/works/OL44971485W"}], "key": "/books/OL61360596M", "latest_revision": 1, "revision": 1, "created": {"type": "/type/datetime", "value": "2026-02-23T01:41:50.578109"}, "last_modified": {"type": "/type/datetime", "value": "2026-02-23T01:41:50.578109"}}