: columnhttp://www.w3.org/ns/csvw# Create a prefix for http://www.w3.org/ns/csvw# Hit Enter to save Double click to create a prefix | : 2017-10-31T18:50http://iisg.amsterdam/se_CEDAR_HISCO/provenance/aafcaff7/ Create a prefix for http://iisg.amsterdam/se_CEDAR_HISCO/provenance/aafcaff7/ Hit Enter to save Double click to create a prefix |