3c Mount Rainier plate proof
{"id": "ld1-1643399842277-1643399843651-0", "version": "", "unitCode": "NPM", "linkedId": "", "type": "edanmdm", "content": {"descriptiveNonRepeating": {"record_ID": "npm_0.242263.3006", "online_media": {"mediaCount": 1, "media": [{"thumbnail": "https://ids.si.edu/ids/deliveryService?id=NPM-0_242263_3006", "idsId": "NPM-0_242263_3006", "usage": {"access": "CC0"}, "guid": "http://n2t.net/ark:/65665/sy7fc7a6ef1-0b8b-4750-acbc-0ad766e2eacb", "type": "Images", "content": "https://ids.si.edu/ids/deliveryService?id=NPM-0_242263_3006", "resources": [{"width": 2831, "height": 2247, "label": "High-resolution JPEG", "url": "https://ids.si.edu/ids/download?id=NPM-0_242263_3006.jpg", "dimensions": "2831x2247"}, {"label": "Screen Image", "url": "https://ids.si.edu/ids/download?id=NPM-0_242263_3006_screen"}, {"label": "Thumbnail Image", "url": "https://ids.si.edu/ids/download?id=NPM-0_242263_3006_thumb"}]}]}, "unit_code": "NPM", "title_sort": "3C MOUNT RAINIER PLATE PROOF", "guid": "http://n2t.net/ark:/65665/hm80aae9091-46ea-4e31-9ced-99e2a8944457", "record_link": "https://postalmuseum.si.edu/object/npm_0.242263.3006", "title": {"label": "Title", "content": "3c Mount Rainier plate proof"}, "metadata_usage": {"access": "CC0"}, "data_source": "National Postal Museum"}, "indexedStructured": {"geoLocation": [{"Other": {"type": "Place", "content": "United States of America"}}], "object_type": ["Certified plate proofs"], "name": ["Bureau of Engraving and Printing"], "place": ["United States of America"], "online_media_type": ["Images"]}, "freetext": {"setName": [{"label": "See more items in", "content": "National Postal Museum Collection"}], "identifier": [{"label": "Object number", "content": "0.242263.3006"}], "notes": [{"label": "Description", "content": "Certified plate proofs are the last printed proof of the plate before printing the stamps at the Bureau of Engraving and Printing. These plate proofs are each unique, with the approval signatures and date. For postal scholars these plates provide important production information in the plate margin inscriptions, including guidelines, plate numbers, and initials of the siderographer, or person who created the plate from a transfer roll."}, {"label": "Description", "content": "Plate No. 21303"}, {"label": "Description", "content": "Denomination: 3c"}, {"label": "Description", "content": "Subject: American Philatelic Society Issue, Souvenir Sheet (Sheet of 6), Special Printing"}, {"label": "Description", "content": "Color: deep violet"}], "name": [{"label": "Printer", "content": "Bureau of Engraving and Printing"}], "place": [{"label": "Place", "content": "United States of America"}], "title": [{"label": "Title", "content": "Scott Catalogue USA 770"}], "physicalDescription": [{"label": "Medium", "content": "paper; ink (deep violet) / engraving"}], "dataSource": [{"label": "Data Source", "content": "National Postal Museum"}], "objectType": [{"label": "Type", "content": "Bureau Plate Proofs"}]}}, "url": "edanmdm:npm_0.242263.3006", "hash": "f9b2c15fdbc02229afb94740482ae1a4ee3c3bc2", "docSignature": "ac133d7077dab35f85351fed6bcac0ee", "timestamp": 1663786505, "lastTimeUpdated": 1653674037, "title": "3c Mount Rainier plate proof"}