{"record":{"leader":"cx  r22     2  45","datafield":[{"ind2":" ","ind1":" ","subfield":{"code":"a","content":"20171022afrey50      ba0"},"tag":100},{"ind2":" ","ind1":" ","subfield":[{"code":"a","content":"fre"},{"code":2,"content":"639-2"}],"tag":101},{"ind2":" ","ind1":" ","subfield":{"code":"a","content":2008},"tag":103},{"ind2":" ","ind1":" ","subfield":{"code":"f","content":"fre"},"tag":104},{"ind2":" ","ind1":" ","subfield":[{"code":"a","content":0},{"code":"b","content":"#"},{"code":"c","content":"#"}],"tag":106},{"ind2":" ","ind1":" ","subfield":{"code":"a","content":"AFNOR"},"tag":152},{"ind2":" ","ind1":" ","subfield":{"code":"a","content":"Oeuvre Textuelle"},"tag":189},{"ind2":" ","ind1":" ","subfield":[{"code":7,"content":"ba0yba0"},{"code":"a","content":"Le patrimoine de l'École Polytechnique"}],"tag":231},{"ind2":2,"ind1":1,"subfield":[{"code":7,"content":"ba0yba0"},{"code":3,"content":"027309320"},{"code":"a","content":"École polytechnique"},{"code":"c","content":"Palaiseau, Essonne"},{"code":"c","content":"1795-...."},{"code":3,"content":"027366022"},{"code":"x","content":"Archives"},{"code":2,"content":"rameau"}],"tag":601},{"ind2":3,"ind1":" ","subfield":[{"code":"a","content":"FR"},{"code":"b","content":"Abes"},{"code":"c","content":20230117},{"code":"g","content":"AFNOR"}],"tag":801}],"controlfield":[{"tag":"001","content":218875703},{"tag":"003","content":"http://www.idref.fr/218875703"},{"tag":"004","content":20171022},{"tag":"005","content":20230117015939},{"tag":"006","content":"0499"},{"tag":"007","content":"0499"},{"tag":"008","content":"Tr2"}]}}