[{"id":29806,"url":"http://www165.123.244.137/subject/29806/","title":"92-4-22","control_properties":[{"property":"Museum","value":"University of Pennsylvania Museum","inline":"","footnote":""},{"property":"Object Type","value":"Nails and Bolts","inline":"","footnote":""},{"property":"Material","value":"Copper Alloy","inline":"","footnote":""}],"free_form_properties":[{"prop":"Description (Modern)","property_value":"Copper nail with large disk head, pointed square stem.  ","inline_note":"","footnote":""},{"prop":"Museum Number (UPM Date Reg Number)","property_value":"92-4-22","inline_note":"","footnote":""},{"prop":"Measurement (Diameter)","property_value":"4","inline_note":"","footnote":"stem"},{"prop":"Measurement (Diameter)","property_value":"29","inline_note":"","footnote":"head"},{"prop":"Measurement (X)","property_value":"34","inline_note":"","footnote":""}]}]