{_barcode => {label => 'Barcode', link_field => 0}},
{_delete => {label => 'Actions', link_field => 0}},
{select => {label => 'Select', value => '_label_id'}},
{_barcode => {label => 'Barcode', link_field => 0}},
{_delete => {label => 'Actions', link_field => 0}},
{select => {label => 'Select', value => '_label_id'}},