Heliostat
{"id": "ld1-1643399625297-1643399667500-1", "version": "", "unitCode": "NMAH", "linkedId": "", "type": "edanmdm", "content": {"descriptiveNonRepeating": {"record_ID": "nmah_1462526", "online_media": {"mediaCount": 2, "media": [{"thumbnail": "https://ids.si.edu/ids/deliveryService?id=NMAH-AHB2017q126684&max=150", "idsId": "NMAH-AHB2017q126684", "usage": {"access": "CC0"}, "guid": "http://n2t.net/ark:/65665/bq99ca746bc-f643-704b-e053-15f76fa0b4fa", "type": "Images", "content": "https://ids.si.edu/ids/deliveryService?id=NMAH-AHB2017q126684", "resources": [{"width": 2250, "height": 3000, "label": "High-resolution JPEG", "url": "https://ids.si.edu/ids/download?id=NMAH-AHB2017q126684.jpg", "dimensions": "2250x3000"}, {"label": "Screen Image", "url": "https://ids.si.edu/ids/download?id=NMAH-AHB2017q126684_screen"}, {"label": "Thumbnail Image", "url": "https://ids.si.edu/ids/download?id=NMAH-AHB2017q126684_thumb"}]}, {"thumbnail": "https://ids.si.edu/ids/deliveryService?id=NMAH-AHB2017q126685&max=150", "idsId": "NMAH-AHB2017q126685", "usage": {"access": "CC0"}, "guid": "http://n2t.net/ark:/65665/bq99ca746bc-f644-704b-e053-15f76fa0b4fa", "type": "Images", "content": "https://ids.si.edu/ids/deliveryService?id=NMAH-AHB2017q126685", "resources": [{"width": 2250, "height": 3000, "label": "High-resolution JPEG", "url": "https://ids.si.edu/ids/download?id=NMAH-AHB2017q126685.jpg", "dimensions": "2250x3000"}, {"label": "Screen Image", "url": "https://ids.si.edu/ids/download?id=NMAH-AHB2017q126685_screen"}, {"label": "Thumbnail Image", "url": "https://ids.si.edu/ids/download?id=NMAH-AHB2017q126685_thumb"}]}]}, "unit_code": "NMAH", "title_sort": "HELIOSTAT", "guid": "http://n2t.net/ark:/65665/ng49ca746ae-1c44-704b-e053-15f76fa0b4fa", "title": {"label": "Title", "content": "Heliostat"}, "metadata_usage": {"access": "CC0"}, "data_source": "National Museum of American History"}, "indexedStructured": {"date": ["1900s"], "geoLocation": [{"Other": {"type": "Place", "content": "United States"}}, {"Other": {"type": "Place", "content": "Pennsylvania"}}, {"Other": {"type": "Place", "content": "Pittsburgh"}}, {"points": {"point": {"latitude": {"type": "decimal", "content": "40.4333"}, "longitude": {"type": "decimal", "content": "-79.9833"}}}}], "object_type": ["heliostat"], "name": ["Brashear, John A."], "topic": ["Scientific apparatus and instruments", "Science"], "place": ["United States", "Pennsylvania", "Pittsburgh"], "online_media_type": ["Images"]}, "freetext": {"setName": [{"label": "See more items in", "content": "Medicine and Science: Physical Sciences"}], "date": [{"label": "date made", "content": "around 1900"}], "identifier": [{"label": "ID Number", "content": "PH.315729"}, {"label": "catalog number", "content": "315729"}, {"label": "accession number", "content": "217544"}], "notes": [{"label": "Description", "content": "A heliostat throws sunlight where it might be used for photography or scientific observations. This example (half of a two mirror instrument) has a silvered-glass octagonal mirror, clockwork mechanism, and tripod base with leveling screws. The \u00e2\u0080\u009cJ. A. Brashear, Allegheny, Pa.\u00e2\u0080\u009d inscription refers to John A. Brashear who began making telescopes in 1880, in a shop behind his house in Pittsburgh, and who established a new shop in Allegheny, then a suburb of Pittsburgh, in the fall of 1886."}, {"label": "Description", "content": "Ref: John A. Brashear, <i>Catalogue</i> (Allegheny, 1906), p. 35."}, {"label": "Location", "content": "Currently not on view"}], "creditLine": [{"label": "Credit Line", "content": "U.S. Military Academy"}], "name": [{"label": "maker", "content": "Brashear, John A."}], "topic": [{"label": "subject", "content": "Science & Scientific Instruments"}], "place": [{"label": "place made", "content": "United States: Pennsylvania, Pittsburgh"}], "physicalDescription": [{"label": "Measurements", "content": "overall: 20 in; 50.8 cm"}, {"label": "Measurements", "content": "overall: 18 1/2 in x 12 3/8 in x 12 1/2 in; 46.99 cm x 31.4325 cm x 31.75 cm"}], "dataSource": [{"label": "Data Source", "content": "National Museum of American History"}], "objectType": [{"label": "Object Name", "content": "heliostat"}]}}, "url": "edanmdm:nmah_1462526", "hash": "821b135f5c69626009b6030703ce45266b759b8b", "docSignature": "4954df26226971172d4e9793e1463305", "timestamp": 1663782496, "lastTimeUpdated": 1653680591, "title": "Heliostat"}