{"status":"OK","data":{"id":24890,"identifier":"3VCBT","persistentUrl":"https://hdl.handle.net/1902.6/3VCBT","protocol":"hdl","authority":"1902.6","separator":"/","publisher":"Harvard Dataverse","publicationDate":"2011-12-13","storageIdentifier":"file://1902.6/3VCBT","effectiveDatasetFileCountLimit":100000,"datasetFileUploadsAvailable":99999,"datasetType":"dataset","locks":[],"latestVersion":{"id":20890,"datasetId":24890,"datasetPersistentId":"hdl:1902.6/3VCBT","datasetType":"dataset","storageIdentifier":"file://1902.6/3VCBT","versionNumber":1,"internalVersionNumber":1,"versionMinorNumber":0,"versionState":"RELEASED","latestVersionPublishingState":"RELEASED","deaccessionLink":"","productionDate":"","lastUpdateTime":"2011-12-13T19:21:54Z","releaseTime":"2011-12-13T00:00:00Z","createTime":"2011-02-20T13:36:30Z","publicationDate":"2011-12-13","citationDate":"2011-12-13","effectiveDatasetFileCountLimit":100000,"datasetFileUploadsAvailable":99999,"termsOfUse":"This dataset is made available with limited information on how it can be used. You may wish to communicate with the Contact(s) specified before use.","specialPermissions":"None","restrictions":"For educational, non-commercial use only.","fileAccessRequest":false,"metadataBlocks":{"citation":{"displayName":"Citation Metadata","name":"citation","fields":[{"typeName":"title","multiple":false,"typeClass":"primitive","value":"Troy & Greenfield Railroad, New York and New England, ca. 1855 (Raster Image)"},{"typeName":"author","multiple":true,"typeClass":"compound","value":[{"authorName":{"typeName":"authorName","multiple":false,"typeClass":"primitive","value":"Harvard Map Collection, Harvard College Library"}},{"authorName":{"typeName":"authorName","multiple":false,"typeClass":"primitive","value":"Edwards, A. F."}},{"authorName":{"typeName":"authorName","multiple":false,"typeClass":"primitive","value":"B.W. Thayer & Co."}},{"authorName":{"typeName":"authorName","multiple":false,"typeClass":"primitive","value":"Troy and Greenfield Railroad Company"}}]},{"typeName":"datasetContact","multiple":true,"typeClass":"compound","value":[{"datasetContactEmail":{"typeName":"datasetContactEmail","multiple":false,"typeClass":"primitive","value":"N/A"}}]},{"typeName":"dsDescription","multiple":true,"typeClass":"compound","value":[{"dsDescriptionValue":{"typeName":"dsDescriptionValue","multiple":false,"typeClass":"primitive","value":"This layer is a georeferenced raster image of the historic paper map entitled: Map of the Troy\n& Greenfield Rail Road and its connections, [by] A.F. Edwards, chief engineer. It was published ca. 1855 by B.W. Thayer & Co.'s Lith. Scale not given. Covers Vermont, New Hampshire, Massachusetts, Connecticut, Rhode Island, and portions of Maine and New York. The image inside the map neatline is georeferenced to the surface of the earth and fit to the USA Contiguous Albers Equal Area Conic projection (Meters). All map collar and inset information is also available as part of the raster image, in\ncluding any inset maps, profiles, statistical tables, directories, text, illustrations, or other information associated with the principal map. This map shows features such as railroads completed, chartered and under construction, drainage, selected cities, towns, and villages, state and county boundaries, and more. Relief shown by hachures. This layer is part of a selection of digitally scanned and georeferenced historic maps of New England from the Harvard Map Collection. These maps typically portray both natural and manmade features. The selection represents a range of regions, originators, ground condition dates, scales, and purposes."}}]},{"typeName":"topicClassification","multiple":true,"typeClass":"compound","value":[{"topicClassValue":{"typeName":"topicClassValue","multiple":false,"typeClass":"primitive","value":"Maps"},"topicClassVocab":{"typeName":"topicClassVocab","multiple":false,"typeClass":"primitive","value":"LCSH"}},{"topicClassValue":{"typeName":"topicClassValue","multiple":false,"typeClass":"primitive","value":"Railroads"},"topicClassVocab":{"typeName":"topicClassVocab","multiple":false,"typeClass":"primitive","value":"LCSH"}},{"topicClassValue":{"typeName":"topicClassValue","multiple":false,"typeClass":"primitive","value":"Human settlements"},"topicClassVocab":{"typeName":"topicClassVocab","multiple":false,"typeClass":"primitive","value":"LCSH"}},{"topicClassValue":{"typeName":"topicClassValue","multiple":false,"typeClass":"primitive","value":"Land use"},"topicClassVocab":{"typeName":"topicClassVocab","multiple":false,"typeClass":"primitive","value":"LCSH"}},{"topicClassValue":{"typeName":"topicClassValue","multiple":false,"typeClass":"primitive","value":"Infrastructure (Economics)"},"topicClassVocab":{"typeName":"topicClassVocab","multiple":false,"typeClass":"primitive","value":"LCSH"}},{"topicClassValue":{"typeName":"topicClassValue","multiple":false,"typeClass":"primitive","value":"Bodies of water"},"topicClassVocab":{"typeName":"topicClassVocab","multiple":false,"typeClass":"primitive","value":"LCSH"}},{"topicClassValue":{"typeName":"topicClassValue","multiple":false,"typeClass":"primitive","value":"Transportation"},"topicClassVocab":{"typeName":"topicClassVocab","multiple":false,"typeClass":"primitive","value":"LCSH"}},{"topicClassValue":{"typeName":"topicClassValue","multiple":false,"typeClass":"primitive","value":"Administrative and political divisions"},"topicClassVocab":{"typeName":"topicClassVocab","multiple":false,"typeClass":"primitive","value":"LCSH"}},{"topicClassValue":{"typeName":"topicClassValue","multiple":false,"typeClass":"primitive","value":"imageryBaseMapsEarthCover"},"topicClassVocab":{"typeName":"topicClassVocab","multiple":false,"typeClass":"primitive","value":"ISO 19115 Topic Category"}},{"topicClassValue":{"typeName":"topicClassValue","multiple":false,"typeClass":"primitive","value":"transportation"},"topicClassVocab":{"typeName":"topicClassVocab","multiple":false,"typeClass":"primitive","value":"ISO 19115 Topic Category"}}]},{"typeName":"producer","multiple":true,"typeClass":"compound","value":[{"producerName":{"typeName":"producerName","multiple":false,"typeClass":"primitive","value":"Harvard Map Collection, Harvard College Library"}},{"producerName":{"typeName":"producerName","multiple":false,"typeClass":"primitive","value":"Harvard Map Collection, Harvard College Library"}},{"producerName":{"typeName":"producerName","multiple":false,"typeClass":"primitive","value":"Edwards, A. F."}},{"producerName":{"typeName":"producerName","multiple":false,"typeClass":"primitive","value":"B.W. Thayer & Co."}},{"producerName":{"typeName":"producerName","multiple":false,"typeClass":"primitive","value":"Troy and Greenfield Railroad Company"}}]},{"typeName":"productionDate","multiple":false,"typeClass":"primitive","value":"N/A"},{"typeName":"productionPlace","multiple":true,"typeClass":"primitive","value":["Cambridge, Massachusetts"]},{"typeName":"distributor","multiple":true,"typeClass":"compound","value":[{"distributorName":{"typeName":"distributorName","multiple":false,"typeClass":"primitive","value":"Harvard Geospatial Library"}}]},{"typeName":"timePeriodCovered","multiple":true,"typeClass":"compound","value":[{"timePeriodCoveredStart":{"typeName":"timePeriodCoveredStart","multiple":false,"typeClass":"primitive","value":"1855"}}]},{"typeName":"kindOfData","multiple":true,"typeClass":"primitive","value":["map"]}]},"geospatial":{"displayName":"Geospatial Metadata","name":"geospatial","fields":[{"typeName":"geographicCoverage","multiple":true,"typeClass":"compound","value":[{"otherGeographicCoverage":{"typeName":"otherGeographicCoverage","multiple":false,"typeClass":"primitive","value":"Massachusetts"}}]},{"typeName":"geographicBoundingBox","multiple":true,"typeClass":"compound","value":[{"westLongitude":{"typeName":"westLongitude","multiple":false,"typeClass":"primitive","value":"-81.521604"},"eastLongitude":{"typeName":"eastLongitude","multiple":false,"typeClass":"primitive","value":"-67.662086"},"northLatitude":{"typeName":"northLatitude","multiple":false,"typeClass":"primitive","value":"47.835404"},"southLatitude":{"typeName":"southLatitude","multiple":false,"typeClass":"primitive","value":"39.261691"}}]}]},"socialscience":{"displayName":"Social Science and Humanities Metadata","name":"socialscience","fields":[{"typeName":"samplingProcedure","multiple":false,"typeClass":"primitive","value":"The digital TIFF image was georeferenced to common reference points located on digital vector shapefiles. For this image, the following vector shapefiles were used as base maps for reference: ESRI Data\n& Maps 2005 : U.S. States (dtl_st.sdc) (1:100,000); ESRI Data & Maps 2005 : U.S. National Transportation Atlas Railroads (rail100k.sdc) (1:100,000); and ESRI Data & Maps 2005 : U.S. Counties (dtl_cnty.sdc) (1:100,000). The vector data was projected to the USA Contiguous Albers Equal Area Conic projection (Meters), and the images were subsequently georeferenced to the same projection. ArcMap 9.1 software was utilized for the georeferencing process, and a .tfw (world file) was automatically genera\nted and saved in association with the digital image. Please note that while the image is stored in the USA Contiguous Albers Equal Area Conic projection (Meters) coordinates, the projection will need to be defined by the user in order to display the image with other projected data."}]}},"files":[{"description":"","label":"TIFF","restricted":false,"version":1,"datasetVersionId":20890,"dataFile":{"id":2335371,"persistentId":"","filename":"TIFF","contentType":"application/octet-stream","friendlyType":"Unknown","filesize":0,"description":"","storageIdentifier":"http://hgl.harvard.edu:8080/HGL/jsp/HGL.jsp?action=VColl&VCollName=G3721_P3_1855_E3","rootDataFileId":-1,"md5":"","checksum":{"type":"MD5","value":""},"tabularData":false,"creationDate":"2015-04-08","publicationDate":"2011-12-12","lastUpdateTime":"2011-12-13T19:21:54Z","fileAccessRequest":false}}]}}}