[{"id":29801,"url":"http://www165.123.244.137/subject/29801/","title":"Nails and Bolts","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":"Triangular piece of copper, tapered into a curl at one end.  Black sparkly cover on one side of object","inline_note":"","footnote":""},{"prop":"Description (Archival)","property_value":"CBS Register: no field number. copper nail with curved thin end. length 110 mm","inline_note":"","footnote":""},{"prop":"Museum Number (UPM B-number)","property_value":"B17464","inline_note":"","footnote":""},{"prop":"Measurement (X)","property_value":"108","inline_note":"","footnote":""},{"prop":"Measurement (Y)","property_value":"14","inline_note":"","footnote":""},{"prop":"Measurement (Z)","property_value":"9","inline_note":"","footnote":""},{"prop":"Pseudomorph","property_value":"Wood? Textile?","inline_note":"","footnote":""},{"prop":"Pseudomorph","property_value":"There are carbonized plant fragments and possibly other organic pseudomorphs in the surface corrosion.","inline_note":"","footnote":""}]}]