{"@context":"http://iiif.io/api/presentation/2/context.json","@id":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/manifest","@type":"sc:Manifest","label":"[D7920ZAU], Letter from Thomas Alva Edison to Tracy Robinson Edson, July 7th, 1879","thumbnail":{"@id":"https://edisondigital.rutgers.edu/files/medium/D7920ZAU/bx0263.jpg","@type":"dctypes:Image","format":"image/jpeg","width":880,"height":1091},"license":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":"Provided by The Thomas A. Edison Papers at Rutgers University","related":{"@id":"https://edisondigital.rutgers.edu/document/D7920ZAU","format":"text/html"},"seeAlso":{"@id":"https://edisondigital.rutgers.edu/api/items/22029","format":"application/ld+json"},"metadata":[{"label":"Title","value":"[D7920ZAU], Letter from Thomas Alva Edison to Tracy Robinson Edson, July 7th, 1879"},{"label":"Editor's Notes","value":"Plans for light exhibit: generator and 30 lamps, then second generator and 30 more lamps. Extremely pleased with dynamo--96% efficiency, low loss in wires. Have 80 feet of coated pipe and almost ready to run wires. Sent 1500 circulars West about platinum & getting "overwhelming" replies. Regulator good. Getting pure oxide of zirconium and will soon have enough for experiments on burner. "Everything looks bright" but will continue trying to get more than 6 burners per HP. Spending about $400/week with enough money on hand for several weeks."},{"label":"Author","value":"Edison, Thomas Alva"},{"label":"Recipient","value":"Edson, Tracy Robinson"},{"label":"Mentioned","value":["Novelty Rubber Co","Scientific American","Phelps Dodge & Co","Siemens, Werner von","Upton, Francis Robbins"]},{"label":"Date","value":"1879-07-07"},{"label":"Type","value":"Letter"},{"label":"Subject","value":["Expositions, demonstrations, lectures","Metals and minerals","Electric light and power","Incandescent lamp","Dynamos and generators"]},{"label":"Folder/Volume ID","value":"D7920-F"},{"label":"Microfilm ID","value":"50:264"},{"label":"Document ID","value":"D7920ZAU"},{"label":"URL","value":"https://edisondigital.rutgers.edu/document/D7920ZAU"},{"label":"Rights","value":"Thomas Edison National Historical Park"},{"label":"Publisher","value":"Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University"},{"label":"Timestamp","value":"7 July 1879"},{"label":"Has Version","value":"Archive.org Viewer, Microfilm Series Reel 50"}],"sequences":[{"@id":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/sequence/normal","@type":"sc:Sequence","label":"Current Page Order","viewingDirection":"left-to-right","canvases":[{"@id":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/canvas/p1","@type":"sc:Canvas","label":"1","thumbnail":{"@id":"https://edisondigital.rutgers.edu/files/medium/D7920ZAU/bx0263.jpg","@type":"dctypes:Image","format":"image/jpeg","width":880,"height":1091},"width":880,"height":1091,"images":[{"@id":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/annotation/p0001-image","@type":"oa:Annotation","motivation":"sc:painting","resource":{"@id":"https://edisondigital.rutgers.edu/iiif/2/190137/full/880,1091/0/default.jpg","@type":"dctypes:Image","format":"image/jpeg","width":880,"height":1091,"service":{"@context":"http://iiif.io/api/image/2/context.json","@id":"https://edisondigital.rutgers.edu/iiif/2/190137","profile":"http://iiif.io/api/image/2/level2.json"}},"on":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/canvas/p1"}]},{"@id":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/canvas/p2","@type":"sc:Canvas","label":"2","thumbnail":{"@id":"https://edisondigital.rutgers.edu/files/medium/D7920ZAU/bx0264.jpg","@type":"dctypes:Image","format":"image/jpeg","width":880,"height":1009},"width":880,"height":1009,"images":[{"@id":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/annotation/p0002-image","@type":"oa:Annotation","motivation":"sc:painting","resource":{"@id":"https://edisondigital.rutgers.edu/iiif/2/190138/full/880,1009/0/default.jpg","@type":"dctypes:Image","format":"image/jpeg","width":880,"height":1009,"service":{"@context":"http://iiif.io/api/image/2/context.json","@id":"https://edisondigital.rutgers.edu/iiif/2/190138","profile":"http://iiif.io/api/image/2/level2.json"}},"on":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/canvas/p2"}]},{"@id":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/canvas/p3","@type":"sc:Canvas","label":"3","thumbnail":{"@id":"https://edisondigital.rutgers.edu/files/medium/D7920ZAU/bx0265.jpg","@type":"dctypes:Image","format":"image/jpeg","width":880,"height":1076},"width":880,"height":1076,"images":[{"@id":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/annotation/p0003-image","@type":"oa:Annotation","motivation":"sc:painting","resource":{"@id":"https://edisondigital.rutgers.edu/iiif/2/190139/full/880,1076/0/default.jpg","@type":"dctypes:Image","format":"image/jpeg","width":880,"height":1076,"service":{"@context":"http://iiif.io/api/image/2/context.json","@id":"https://edisondigital.rutgers.edu/iiif/2/190139","profile":"http://iiif.io/api/image/2/level2.json"}},"on":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/canvas/p3"}]},{"@id":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/canvas/p4","@type":"sc:Canvas","label":"4","thumbnail":{"@id":"https://edisondigital.rutgers.edu/files/medium/D7920ZAU/bx0266.jpg","@type":"dctypes:Image","format":"image/jpeg","width":1000,"height":779},"width":1000,"height":779,"images":[{"@id":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/annotation/p0004-image","@type":"oa:Annotation","motivation":"sc:painting","resource":{"@id":"https://edisondigital.rutgers.edu/iiif/2/190140/full/1000,779/0/default.jpg","@type":"dctypes:Image","format":"image/jpeg","width":1000,"height":779,"service":{"@context":"http://iiif.io/api/image/2/context.json","@id":"https://edisondigital.rutgers.edu/iiif/2/190140","profile":"http://iiif.io/api/image/2/level2.json"}},"on":"https://edisondigital.rutgers.edu/iiif/2/D7920ZAU/canvas/p4"}]}]}]}