[{"id":30397,"url":"http://www165.123.244.137/subject/30397/","title":"31-17-272","control_properties":[{"property":"Museum","value":"University of Pennsylvania Museum","inline":"","footnote":""},{"property":"Object Type","value":"Arrowheads","inline":"","footnote":""},{"property":"Material","value":"Copper Alloy","inline":"","footnote":""}],"free_form_properties":[{"prop":"Description (Modern)","property_value":"Copper arrowhead.  Type 6 but with slight tangs.  Triangular in shape, rounded tip, flat, haft is broken","inline_note":"","footnote":""},{"prop":"Description (Archival)","property_value":"Flat","inline_note":"","footnote":""},{"prop":"Material (Catalog Card)","property_value":"Copper Alloy","inline_note":"","footnote":"Material as described by Woolley"},{"prop":"Museum Number (UPM Date Reg Number)","property_value":"31-17-272","inline_note":"","footnote":""},{"prop":"Measurement (X)","property_value":"33","inline_note":"","footnote":""},{"prop":"Measurement (Y)","property_value":"20","inline_note":"","footnote":""},{"prop":"Measurement (Z)","property_value":"4","inline_note":"","footnote":""}]}]