[{"id":37334,"url":"http://www165.123.244.137/subject/37334/","title":"Spearheads/Lanceheads","control_properties":[{"property":"Object Type","value":"Spearheads/Lanceheads","inline":"","footnote":""},{"property":"Material","value":"Copper Alloy","inline":"","footnote":""}],"free_form_properties":[{"prop":"Description (Archival)","property_value":"CBS Register: no field number. copper spike head with sketch. length 277 mm and sketch of cross section","inline_note":"","footnote":""},{"prop":"Museum Number (UPM B-number)","property_value":"B17397","inline_note":"","footnote":""}]}]