{"id":1548,"date":"2018-07-06T12:49:13","date_gmt":"2018-07-06T12:49:13","guid":{"rendered":"http:\/\/commons.princeton.edu\/motorcycledesign\/wp-content\/uploads\/sites\/70\/2018\/07\/Sewing-Needle.png"},"modified":"2018-07-06T12:49:20","modified_gmt":"2018-07-06T12:49:20","slug":"sewing-needle","status":"inherit","type":"attachment","link":"https:\/\/commons.princeton.edu\/motorcycledesign\/joseph-henry-project\/oscillatory-discharge\/experiments\/sewing-needle\/","title":{"rendered":"Sewing-Needle"},"author":6,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":[],"class_list":["post-1548","attachment","type-attachment","status-inherit","hentry"],"description":{"rendered":"<p class=\"attachment\"><a href='https:\/\/commons.princeton.edu\/motorcycledesign\/wp-content\/uploads\/sites\/70\/2018\/07\/Sewing-Needle.png'><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"52\" src=\"https:\/\/commons.princeton.edu\/motorcycledesign\/wp-content\/uploads\/sites\/70\/2018\/07\/Sewing-Needle-300x52.png\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/commons.princeton.edu\/motorcycledesign\/wp-content\/uploads\/sites\/70\/2018\/07\/Sewing-Needle-300x52.png 300w, https:\/\/commons.princeton.edu\/motorcycledesign\/wp-content\/uploads\/sites\/70\/2018\/07\/Sewing-Needle.png 500w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n"},"caption":{"rendered":"<p>This is a picture of one of the needles that Savary probably used for his experiments with the helix. A very fine needle is wrapped around by a conducting wire, and its polarity is checked using a compass. In this picture, the needle is enclosed in a glass tube for insulation.<\/p>\n"},"alt_text":"","media_type":"image","mime_type":"image\/png","media_details":{"width":500,"height":87,"file":"2018\/07\/Sewing-Needle.png","sizes":{"thumbnail":{"file":"Sewing-Needle-150x87.png","width":150,"height":87,"mime_type":"image\/png","source_url":"https:\/\/commons.princeton.edu\/motorcycledesign\/wp-content\/uploads\/sites\/70\/2018\/07\/Sewing-Needle-150x87.png"},"medium":{"file":"Sewing-Needle-300x52.png","width":300,"height":52,"mime_type":"image\/png","source_url":"https:\/\/commons.princeton.edu\/motorcycledesign\/wp-content\/uploads\/sites\/70\/2018\/07\/Sewing-Needle-300x52.png"},"full":{"file":"Sewing-Needle.png","width":500,"height":87,"mime_type":"image\/png","source_url":"https:\/\/commons.princeton.edu\/motorcycledesign\/wp-content\/uploads\/sites\/70\/2018\/07\/Sewing-Needle.png"}},"image_meta":{"aperture":"0","credit":"","camera":"","caption":"","created_timestamp":"0","copyright":"","focal_length":"0","iso":"0","shutter_speed":"0","title":"","orientation":"0","keywords":[]}},"post":189,"source_url":"https:\/\/commons.princeton.edu\/motorcycledesign\/wp-content\/uploads\/sites\/70\/2018\/07\/Sewing-Needle.png","_links":{"self":[{"href":"https:\/\/commons.princeton.edu\/motorcycledesign\/wp-json\/wp\/v2\/media\/1548","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/commons.princeton.edu\/motorcycledesign\/wp-json\/wp\/v2\/media"}],"about":[{"href":"https:\/\/commons.princeton.edu\/motorcycledesign\/wp-json\/wp\/v2\/types\/attachment"}],"author":[{"embeddable":true,"href":"https:\/\/commons.princeton.edu\/motorcycledesign\/wp-json\/wp\/v2\/users\/6"}],"wp:attached-to":[{"embeddable":true,"post_type":"page","id":189,"href":"https:\/\/commons.princeton.edu\/motorcycledesign\/wp-json\/wp\/v2\/pages\/189"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}