[{"source_document_id":106,"title":"Daniels planting guide, 1950","url":"https://archive.org/download/CAT31385782/CAT31385782.pdf","rights_status":"unknown","evidence_claim_count":7,"relationship_count":0,"history_event_count":0,"sample_snippets":["Promoted as your earliest spring garden rewards with high vitamin lusciousness.","Its enormous tender shoots of vivid dark green retain their tenderness and do not branch until well above cutting height.","Said to surpass all other varieties in yield and quality.","Described as rust-resistant."]},{"source_document_id":105,"title":"Hardy fruits for Northern planting, trees, shrubs, 1937","url":"https://archive.org/download/CAT31349771/CAT31349771.pdf","rights_status":"unknown","evidence_claim_count":6,"relationship_count":0,"history_event_count":0,"sample_snippets":["Illustrated on the page with the caption Mary Washington Asparagus.","The catalog states that it supplies the Mary Washington strain.","Experiments at Cornell University are cited as indicating that the Mary Washington strain is very much superior to Martha Washington strains.","The entry notes multiple strains of the Washington type on the market, including Washington, Martha Washington, Giant Washington, and Mary Washington."]},{"source_document_id":139,"title":"Planting time, 1950 / Alpha Nursery","url":"https://archive.org/download/CAT31385295/CAT31385295.pdf","rights_status":"unknown","evidence_claim_count":4,"relationship_count":0,"history_event_count":0,"sample_snippets":["Produces large, tender tips, can be cut early, and runs a long season.","Makes a heavy growth.","Described as one of the best old stand-by varieties.","Listed under Asparagus as a two-year-root offering."]}]